Andreas Eckart

Q: What Schools Are Affiliated With Andreas Eckart

Andreas Eckart is affiliated with the following schools: University of Cologne

Andreas Eckart's AcademicInfluence.com Rankings

Andreas Eckart

Physics

#5995

World Rank

#7896

Historical Rank

Astrophysics

#451

World Rank

#492

Historical Rank

Astronomy

#793

World Rank

#1379

Historical Rank

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Physics

Andreas Eckart's Degrees

PhD Astronomy University of Bonn
Masters Physics University of Bonn

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Andreas Eckart's Published Works

Number of citations in a given year to any of this author's works

Total number of citations to an author for the works they published in a given year. This highlights publication of the most important work(s) by the author

Published Works

First M87 Event Horizon Telescope Results. I. The Shadow of the Supermassive Black Hole (2019) (1857)
A star in a 15.2-year orbit around the supermassive black hole at the centre of the Milky Way (2002) (846)
First M87 Event Horizon Telescope Results. V. Physical Origin of the Asymmetric Ring (2019) (715)
Near-infrared flares from accreting gas around the supermassive black hole at the Galactic Centre (2003) (529)
SINFONI in the Galactic Center: Young Stars and Infrared Flares in the Central Light-Month (2005) (512)
Detection of the gravitational redshift in the orbit of the star S2 near the Galactic centre massive black hole (2018) (495)
The Stellar Cusp around the Supermassive Black Hole in the Galactic Center (2003) (457)
A geometric distance measurement to the Galactic center black hole with 0.3% uncertainty (2019) (345)
Stellar Dynamics in the Central Arcsecond of Our Galaxy (2003) (313)
Stellar dynamics in the Galactic centre: Proper motions and anisotropy (2000) (307)
A Geometric Determination of the Distance to the Galactic Center (2003) (301)
Stellar proper motions in the central 0.1 PC of the galaxy (1997) (298)
Observations of stellar proper motions near the Galactic Centre (1996) (295)
Molecular line emission in NGC 1068 imaged with ALMA: I. An AGN-driven outflow in the dense molecular gas (2014) (278)
On the nature of the dark mass in the centre of the Milky Way (1997) (274)
Event Horizon Telescope Results . I . the Shadow of the Supermassive Black Hole (2019) (272)
The Nuclear Cluster of the Milky Way: Star Formation and Velocity Dispersion in the Central 0.5 Parsec (1995) (269)
First light for GRAVITY: Phase referencing optical interferometry for the Very Large Telescope Interferometer (2017) (267)
Detection of the Schwarzschild precession in the orbit of the star S2 near the Galactic centre massive black hole (2020) (225)
Detection of orbital motions near the last stable circular orbit of the massive black hole SgrA* (2018) (213)
The structure of the nuclear stellar cluster of the Milky Way (2006) (189)
The nuclear star cluster of the Milky Way: proper motions and mass (2009) (181)
A Multi-Transition HCN and HCO+ Study of 12 Nearby Active Galaxies: Active Galactic Nucleus versus Starburst Environments (2007) (175)
Rapid variability in S5 0716+714 across the electromagnetic spectrum (1996) (171)
Bars and Warps Traced by the Molecular Gas in the Seyfert 2 Galaxy NGC 1068 (2000) (166)
Peering through the veil: near-infrared photometry and extinction for the Galactic nuclear star cluster (2009) (156)
First simultaneous NIR/X-ray detection of a flare from Sgr A (2004) (151)
Polarimetry of near-infrared flares from Sagittarius A* (2006) (146)
GRAVITY: observing the universe in motion (2011) (145)
Composition of the galactic center star cluster. Population analysis from adaptive optics narrow ban (2009) (145)
Stellar orbits near Sagittarius A (2002) (136)
The Position of Sagittarius A*: Accurate Alignment of the Radio and Infrared Reference Frames at the Galactic Center (1997) (130)
Adaptive Optics Near-Infrared Imaging of R136 in 30 Doradus: The Stellar Population of a Nearby Starburst (1996) (127)
Periastron shifts of stellar orbits near the Galactic Center (2001) (121)
ALMA observations of feeding and feedback in nearby Seyfert galaxies: an AGN-driven outflow in NGC 1433 (Corrigendum) (2013) (121)
ALMA RESOLVES THE TORUS OF NGC 1068: CONTINUUM AND MOLECULAR LINE EMISSION (2016) (119)
High-energy gamma-ray emission from the Galactic Center (1998) (118)
Variable and Embedded Stars in the Galactic Center (1999) (115)
CHANDRA/HETGS OBSERVATIONS OF THE BRIGHTEST FLARE SEEN FROM Sgr A* (2012) (102)
ALMA observations of molecular tori around massive black holes (2018) (95)
Black hole in the West Nucleus of Arp 220 (2007) (95)
SOURCE-INTRINSIC NEAR-INFRARED PROPERTIES OF SGR A*: TOTAL INTENSITY MEASUREMENTS (2012) (94)
Molecular Gas in NUclei of GAlaxies (NUGA). I. The counter-rotating LINER NGC 4826 (2003) (94)
Molecular line emission in NGC 1068 imaged with ALMA - II. The chemistry of the dense molecular gas (2014) (92)
SUBMILLIMETER ARRAY/PLATEAU DE BURE INTERFEROMETER MULTIPLE LINE OBSERVATIONS OF THE NEARBY SEYFERT 2 GALAXY NGC 1068: SHOCK-RELATED GAS KINEMATICS AND HEATING IN THE CENTRAL 100 pc? (2011) (91)
First direct detection of an exoplanet by optical interferometry (2019) (85)
ALMA reveals the feeding of the Seyfert 1 nucleus in NGC 1566 (2014) (84)
Variations in the Spectral Slope of Sagittarius A* during a Near-Infrared Flare (2005) (82)
The Milky Way’s Supermassive Black Hole: How Good a Case Is It? (2017) (81)
High Angular Resolution Spectroscopic and Polarimetric Imaging of the Galactic Center in the Near-Infrared (1995) (81)
GRAVITY: getting to the event horizon of Sgr A* (2008) (80)
Spatially resolved rotation of the broad-line region of a quasar at sub-parsec scale (2018) (79)
Near-infrared polarimetry setting constraints on the orbiting spot model for Sgr A* flares (2006) (78)
Investigating the Relativistic Motion of the Stars Near the Supermassive Black Hole in the Galactic Center (2017) (77)
Near-infrared 0.15 arcsec resolution imaging of the Galactic center (1993) (76)
On the charge of the Galactic centre black hole (2018) (75)
Polarized NIR and X-ray flares from Sagittarius A* (2007) (74)
The Position of Sagittarius A*. II. Accurate Positions and Proper Motions of Stellar SiO Masers near the Galactic Center (2002) (74)
The Close AGN Reference Survey (CARS) - Mrk 1018 returns to the shadows after 30 years as a Seyfert 1 (2016) (74)
Near-infrared proper motions and spectroscopy of infrared excess sources at the Galactic center (2012) (71)
Collimation of astrophysical jets by inertial confinement (1992) (71)
The flare activity of Sagittarius A : New coordinated mm to X-ray observations (2005) (70)
Simultaneous NIR/sub-mm observation of flare emission from Sagittarius A* (2008) (68)
Near-infrared jets in the Galactic microquasar GRS1915+105 (1996) (64)
GRAVITY: a four-telescope beam combiner instrument for the VLTI (2010) (64)
Millimeter to X-ray flares from Sagittarius A* (2012) (64)
K-band polarimetry of an Sgr A* flare with a clear sub-flare structure (2006) (62)
OJ287: deciphering the ‘Rosetta stone of blazars’ (2018) (60)
Molecular Gas in NUclei of GAlaxies (NUGA) - IX. The decoupled bars and gas inflow in NGC 2782 (2008) (60)
The mean infrared emission of Sagittarius A (2011) (57)
Near infrared flares of Sagittarius A* - Importance of near infrared polarimetry (2009) (57)
Observations of six flat spectrum sources from the 5 GHz survey (1981) (57)
A 600 Minute Near-Infrared Light Curve of Sagittarius A* (2008) (56)
Molecular Gas and Star Formation in the Host Galaxy of the QSO I Zw 1 (1998) (56)
Molecular gas in nearby low-luminosity QSO host galaxies (2007) (56)
Speckle interferometry of asteroids IV. Reconstructed images of 4 Vesta (1988) (53)
A Black Hole in the Galactic Center Complex IRS 13E? (2005) (52)
Comet-shaped sources at the Galactic center - Evidence of a wind from the central 0.2 pc (2010) (51)
CO isotopic emission and the far-infrared continuum of Centaurus A. (1989) (51)
First proper motions of thin dust filaments at the Galactic center (2007) (50)
Warm gas and spatial variations of molecular excitation in the nuclear region of IC 342 (1989) (49)
Molecular Gas in NUclei of GAlaxies (NUGA): II. The Ringed LINER NGC 7217 (2003) (49)
MONITORING THE DUSTY S-CLUSTER OBJECT (DSO/G2) ON ITS ORBIT TOWARD THE GALACTIC CENTER BLACK HOLE (2014) (48)
Molecular gas in NUclei of GAlaxies (NUGA) - VI. Detection of a molecular gas disk/torus via HCN in the Seyfert 2 galaxy NGC 6951? (2007) (47)
Peering into the formation history of β Pictoris b with VLTI/GRAVITY long-baseline interferometry (2019) (47)
Molecular Gas in NUclei of GAlaxies (NUGA). (2008) (46)
On the orientation of the Sagittarius A* system (Research Note) (2007) (46)
Distribution and Kinematics of the Circumnuclear Molecular Gas in the Seyfert 1 Galaxy NGC 3227 (2000) (46)
THE GALACTIC CENTER (1995) (46)
Modeling mm- to X-ray flare emission from Sagittarius A* (2009) (44)
L- and M-band imaging observations of the Galactic Center region (2004) (43)
Young Stars at the Center of the Milky Way? (2004) (42)
LINC-NIRVANA: a Fizeau beam combiner for the large binocular telescope (2003) (42)
The instrumental polarization of the Nasmyth focus polarimetric differential imager NAOS/CONICA (NACO) at the VLT - Implications for time-resolved polarimetric measurements of Sgr A* (2010) (42)
Imaging beyond the fringe: an update on the LINC-NIRVANA Fizeau interferometer for the LBT (2010) (40)
The Close AGN Reference Survey (CARS): What is causing Mrk 1018’s return to the shadows after 30 years? (2016) (40)
An image of the dust sublimation region in the nucleus of NGC 1068 (2019) (40)
A POWER-LAW BREAK IN THE NEAR-INFRARED POWER SPECTRUM OF THE GALACTIC CENTER BLACK HOLE (2009) (40)
Sub-Milliarcsecond Imaging of Sgr A* and M 87 (2006) (40)
Molecular gas in NUclei of GAlaxies (NUGA): III. The warped LINER NGC 3718 (2005) (38)
The GRAVITY young stellar object survey (2019) (38)
Sub-Arcsecond 2.2 micron Imaging of the Starburst Galaxy NGC 1808: Infrared Observations of Super Star Clusters (1996) (38)
The S-star cluster at the center of the Milky Way - On the nature of diffuse NIR emission in the inner tenth of a parsec (2012) (37)
Event Horizon Telescope imaging of the archetypal blazar 3C 279 at an extreme 20 microarcsecond resolution (2020) (37)
Stellar interactions in dense and sparse star clusters (2009) (37)
Polarized light from Sagittarius A* in the near-infrared K_{s}-band (2014) (37)
A low-luminosity type-1 QSO sample - I. Overluminous host spheroidals or undermassive black holes? (2013) (37)
The extreme luminosity states of Sagittarius A (2010) (36)
Molecular gas in NUclei of GAlaxies (NUGA). VII. NGC 4569, a large scale bar funnelling gas into the (2007) (36)
First images of water vapor masers in the galaxy M33 (1990) (36)
S62 and S4711: Indications of a Population of Faint Fast-moving Stars inside the S2 Orbit—S4711 on a 7.6 yr Orbit around Sgr A* (2020) (36)
NUclei of GAlaxies V. Radio emission in 7 NUGA sources (2006) (36)
Dust Embedded Sources at the Galactic Center. 2 to 4$\mu$m imaging and spectroscopy in the central parsec (2004) (35)
Improved GRAVITY astrometric accuracy from modeling optical aberrations (2021) (35)
The fate of discs around massive stars in young clusters (2006) (34)
The infrared L'-band view of the Galactic Center with NAOS-CONICA at VLT (2003) (34)
Multiplicity of young stars in and around R Coronae Australis (2008) (34)
Dusty Sources at the Galactic Center the N- and Q-Band Views with VISIR (2006) (33)
The resolved size and structure of hot dust in the immediate vicinity of AGN (2019) (33)
Molecular absorption lines toward the nucleus of Centaurus A (1990) (33)
The true nucleus of NGC 253 revealed by high-resolution near-infrared imaging (1994) (32)
Molecular gas in NUclei of GAlaxies (NUGA) - XII. The head-on collision in NGC 1961 (2009) (32)
The LINC-NIRVANA interferometric imager for the Large Binocular Telescope (2004) (32)
Modeling the orbital motion of Sgr A*’s near-infrared flares (2020) (31)
Direct confirmation of the radial-velocity planetβPictoris c (2020) (31)
The Circumnuclear Starburst in NGC 7552: First Results from Near-Infrared Spectral Synthesis (1997) (30)
Dust-enshrouded star near supermassive black hole: predictions for high-eccentricity passages near low-luminosity galactic nuclei (2014) (30)
A possible jet precession in the periodic quasar B0605-085 (2010) (30)
An infrared imaging search for low-mass companions to members of the young nearby ß Pic and Tucana/Horologium associations (2003) (30)
Constraining the Nature of the PDS 70 Protoplanets with VLTI/GRAVITY (2021) (30)
Deep Submillimeter Imaging of Dust Structures in Centaurus A (2001) (29)
The Interstellar Medium in External Galaxies (1990) (29)
IRS 13N: a new comoving group of sources at the Galactic center (2008) (29)
The possibility of detecting Sagittarius A* at 8.6$\,\mu$m from sensitive imaging of the Galactic center (2007) (29)
Approaching hell's kitchen: molecular daredevil clouds in the vicinity of Sgr A* (2016) (28)
Variations in the spectral slope of Sgr A* during a NIR flare (2006) (28)
ACA CI observations of the starburst galaxy NGC 253 (2016) (28)
S62 on a 9.9 yr Orbit around SgrA* (2020) (28)
CO Lines toward NGC 2024 and Other Star-forming Regions: A Closer Look at the Warm Gas Component (1993) (27)
The near-infrared spectral index of Sagittarius A* derived from Ks- and H-band flare statistics (2011) (27)
VLT L-band mapping of the Galactic center IRS 3-IRS 13 region - Evidence for new Wolf-Rayet type stars (2005) (26)
The Galactic centre mini-spiral in the mm-regime (2012) (26)
Bright X-ray flares from Sgr A* (2017) (26)
Wisps in the Galactic center: Near-infrared triggered observations of the radio source Sgr A* at 43 GHz (2015) (26)
Scalar field effects on the orbit of S2 star (2019) (26)
Effect of Electromagnetic Interaction on Galactic Center Flare Components (2019) (26)
Weighing the cusp at the Galactic Centre (2004) (26)
Dynamical mass determination for the very low mass stars LHS 1070 B and C (2001) (26)
The Black Hole at the Center of the Milky Way (2005) (26)
INTERSTELLAR MEDIUM AND STAR FORMATION IN THE NEARBY QSO I ZW 1 (1994) (25)
High-angular-resolution NIR astronomy with large arrays (SHARP I and SHARP II) (1995) (24)
Polarized near-infrared light of the Dusty S-cluster Object (DSO/G2) at the Galactic center (2016) (24)
Continuum emission in NGC 1068 and NGC 3147: indications for a turnover in the core spectra (2005) (24)
Encounters in the ONC - observing imprints of star-disc interactions (2008) (24)
Coordinated NIR/mm observations of flare emission from Sagittarius A* (2010) (24)
THE H-ALPHA CHROMOSPHERE OF ALPHA ORIONIS (1987) (24)
Star formation in the vicinity of nuclear black holes: young stellar objects close to Sgr A* (2014) (24)
Near-infrared polarimetry as a tool for testing properties of accreting supermassive black holes (2011) (23)
Molecular gas in NUclei of GAlaxies (NUGA) - VIII. The Seyfert 2 NGC 6574 (2007) (23)
Unveiling the β Pictoris system, coupling high contrast imaging, interferometric, and radial velocity data (2020) (22)
GRAVITY: The AO-Assisted, Two-Object Beam-Combiner Instrument (2005) (22)
Multiwavelength study of the flaring activity of Sagittarius A in 2014 February−April (2016) (22)
Non-radial motion in the TeV blazar S5 0716+714 The pc-scale kinematics of a BL Lacertae object (2009) (22)
Short timescale variability of the mesospheric sodium layer (2000) (21)
THE INTERSTELLAR-MEDIUM OF THE HOT-SPOT GALAXY NGC-2903 (1991) (21)
Constraining the charge of the Galactic centre black hole (2018) (21)
The nuclear gas disk of NGC 1566 dissected by SINFONI and ALMA (2015) (20)
EXTENDED SUBMILLIMETER EMISSION OF THE GALACTIC CENTER AND NEAR-INFRARED/SUBMILLIMETER VARIABILITY OF ITS SUPERMASSIVE BLACK HOLE (2011) (20)
A new view on the M 87 jet origin: Turbulent loading leading to large-scale episodic wiggling (2017) (20)
LINC-NIRVANA: the Fizeau interferometer for the Large Binocular Telescope (2008) (20)
Nearby AGN and their hosts in the near infrared (2006) (20)
Test of the Einstein Equivalence Principle near the Galactic Center Supermassive Black Hole. (2019) (20)
Arp 220: A Circumnuclear Polar Ring as an Alternative to a Double Nucleus? (2001) (19)
A swirling jet in the quasar 1308+326 (2017) (19)
The spatially resolved broad line region of IRAS 09149−6206 (2020) (19)
LINC-NIRVANA: achieving 10 mas imagery on the Large Binocular Telescope (2008) (19)
ALMA captures feeding and feedback from the active galactic nucleus in NGC 613 (2019) (19)
The millimetre variability of M 81*. Multi-epoch dual frequency mm-observations of the nucleus of M 81 (2006) (19)
The molecular interstellar medium and the near-infrared continuum of the barred liner NGC 6764 (1991) (19)
Star formation and gas flows in the centre of the NUGA galaxy NGC 1808 observed with SINFONI (2016) (18)
The Nuclear Stellar Cluster in the Seyfert 1 Galaxy NGC 3227: High Angular Resolution Near-Infrared Imaging and Spectroscopy (2000) (18)
Effect of an isotropic outflow from the Galactic Centre on the bow-shock evolution along the orbit (2015) (18)
Nature of the Galactic centre NIR-excess sources. I. What can we learn from the continuum observations of the DSO/G2 source? (2017) (18)
Is IRAS 01072+4954 a True-Seyfert 2? - Hints from near-infrared integral field spectroscopy (2012) (18)
The ALFA Laser Guide Star: Operation and Results (1999) (18)
THE SCIENCE POTENTIAL OF ALFA : ADAPTIVE OPTICS WITH NATURAL AND LASER GUIDE STARS (1999) (18)
The Position, Motion, and Mass of Sgr A* (2003) (17)
EXTENDED NARROW-LINE EMISSION IN THE BRIGHT SEYFERT 1.5 GALAXY HE 2211-3903 (2011) (17)
ALMA backed NIR high resolution integral field spectroscopy of the NUGA galaxy NGC 1433 (2014) (17)
Kinematic Structure of the Galactic Center S Cluster (2020) (17)
Rapid Variability of Sgr A* across the Electromagnetic Spectrum (2020) (17)
Milliarcsecond structure of 1928 + 738 - apparent superluminal motion along an extended jet (1985) (17)
GRAVITY: microarcsecond astrometry and deep interferometric imaging with the VLTI (2007) (17)
Monitoring dusty sources in the vicinity of Sagittarius A* (2019) (17)
The Molecular Gas in the Circumnuclear Region of Seyfert Galaxies (1999) (17)
GRAVITY: the adaptive-optics-assisted two-object beam combiner instrument for the VLTI (2006) (17)
The Starburst in the Wolf-Rayet Nucleus of the Liner NGC 6764 (1996) (16)
The flux distribution of Sgr A* (2020) (16)
Nuclear starburst-driven evolution of the central region in NGC 6764 (2007) (16)
The central parsec of NGC 3783: a rotating broad emission line region, asymmetric hot dust structure, and compact coronal line region (2021) (16)
Warped molecular gas disk in NGC 3718 (2004) (16)
Submillimeter and radio variability of Sagittarius A* - A statistical analysis (2017) (16)
Submilliarcsecond Optical Interferometry of the High-mass X-Ray Binary BP Cru with VLTI/GRAVITY (2017) (16)
The LINC-NIRVANA fringe and flexure tracking system (2008) (16)
Ks- and Lp-band polarimetry on stellar and bow-shock sources in the Galactic center (2013) (15)
Compact mid-IR sources east of Galactic Center source IRS5 (2007) (15)
Nuclei of Seyfert galaxies and QSOs - Central engine and conditions of star formation. Workshop summary and open questions (2013) (15)
ALFA: first operational experience of the MPE/MPIA laser guide star system for adaptive optics (1998) (15)
Future mmVLBI Research with ALMA: A European vision (2014) (15)
LINC-NIRVANA: MCAO toward Extremely Large Telescopes (2005) (15)
The enigma of GCIRS 3 - Constraining the properties of the mid-infrared reference star of the central parsec of the Milky Way with optical long baseline interferometry (2007) (15)
Molecular gas in NUclei of GAlaxies (NUGA) XIII. The interacting Seyfert 2/LINER galaxy NGC 5953 (2009) (14)
Near-infrared observations of star formation and gas flows in the NUGA galaxy NGC 1365 (2019) (14)
Infrared imaging and spectroscopy of companion candidates near the young stars HD 199143 and HD 358623 in Capricornius (2002) (14)
M-BAND SPECTRA OF DUST-EMBEDDED SOURCES AT THE GALACTIC CENTER (2009) (14)
NEAR-INFRARED POLARIMETRY OF FLARES FROM Sgr A* WITH SUBARU/CIAO (2009) (14)
The Galactic Center stellar cluster: The central arcsecond (2003) (14)
Accretion-ejection morphology of the microquasar SS 433 resolved at sub-au scale (2017) (14)
The Close AGN Reference Survey (CARS): Mrk 1018 halts dimming and experiences strong short-term variability (2017) (13)
Multiple star systems in the Orion nebula (2018) (13)
H I in nearby low-luminosity QSO host galaxies (2009) (13)
The GRAVITY spectrometers: optical design and principle of operation (2010) (13)
The ALFA Laser and Analysis Tools (1999) (13)
VLTI observations of IRS 3: the brightest compact MIR source at the galactic centre (2005) (13)
Coordinated multi-wavelength observations of Sgr A* (2007) (13)
Adaptive-optics assisted near-infrared polarization measurements of sources in the Galactic center (2011) (13)
Kinematic Interpretation of the Centaurus A Absorption-Line System (1999) (13)
A Multi-particle model of the 3C 48 host (2003) (13)
The mass of β Pictoris c from β Pictoris b orbital motion (2021) (13)
New bow-shock source with bipolar morphology in the vicinity of Sgr A* (2019) (13)
Inward bound: studying the Galactic Centre with NAOS/CONICA (2003) (13)
Dynamically important magnetic fields near the event horizon of Sgr A* (2020) (13)
Scientific prospects for VLTI in the Galactic Centre: Getting to the Schwarzschild radius. (2007) (12)
A low-luminosity type-1 QSO sample. V. Overluminous host spheroids and their excitation mechanisms (2015) (12)
Radio spectral index distribution of SDSS-FIRST sources across optical diagnostic diagrams (2019) (12)
An evolving hot spot orbiting around Sgr A (2008) (12)
Resolving the Host Galaxy of the Nearby QSO I Zw 1 with Subarcsecond Multitransition Molecular Line Observations (2004) (12)
1928+738: A Superluminal Source with Large-Scale Structure (1986) (12)
Dynamics of Galaxies and Molecular Cloud Distributions (1990) (12)
A measure of the size of the magnetospheric accretion region in TW Hydrae (2020) (12)
Barred CO emission in HE 1029-1831 (2006) (11)
Tracing the merger-driven evolution of active galaxies using the CJF sample (2010) (11)
Star Formation, Galaxies and the Interstellar Medium (1993) (11)
The low-frequency spectra of a complete sample of extragalactic radio sources (1984) (11)
GRAVITY: Astrometry on the galactic center and beyond (2009) (11)
The LINC-NIRVANA Fizeau interferometric imager: final lab integration, first light experiments and challenges (2014) (11)
What produces the extended LINER-type emission in the NUGA galaxy NGC 5850? (2013) (11)
Constraining the accretion flow density profile near Sgr A* using the L′-band emission of the S2 star (2020) (11)
Subaru and e-Merlin observations of NGC 3718. Diaries of a supermassive black hole recoil? (2015) (11)
A peek behind the dusty curtain: KS-band polarization photometry and bow shock models of the Galactic center source IRS 8 (2013) (11)
Scaled model measurements of the sandwiched V-antenna (1988) (11)
The Discovery of a Jetlike Feature from the Massive Star Herschel 36 (1995) (11)
γ-rays in flat-spectrum AGN: revisiting the fast jet hypothesis with the CJF sample (2010) (10)
NIR Observations of the QSO 3C 48 Host Galaxy (2003) (10)
The nuclear star cluster of the Milky Way: star formation and central dark mass (Review) (2008) (10)
The LINC-NIRVANA fringe and flexure tracker: image analysis concept and fringe tracking performance estimate (2006) (10)
GCIRS34W : an irregular variable in the Galactic Centre (2005) (10)
Near- and Mid-infrared Observations in the Inner Tenth of a Parsec of the Galactic Center Detection of Proper Motion of a Filament Very Close to Sgr A* (2020) (10)
The Supermassive Black Hole at the Center of the Milky Way (2004) (10)
A low-luminosity type-1 QSO sample: II. Tracing circumnuclear star formation in HE 1029-1831 with SINFONI (2014) (10)
Diffraction Limited Near-Infrared Imaging of the Galactic Center (1994) (10)
Signatures of strong gravity with GRAVITY (2010) (10)
GRAVITY spectrometer: metrology laser blocking strategy at OD=12 (2010) (10)
The Young Starburst Nucleus of the Wolf-Rayet LINER Galaxy NGC 6764 (2000) (10)
The LINC-NIRVANA fringe and flexure tracker: piston control strategies (2006) (9)
Composition of the galactic center star cluster (2010) (9)
The JWST MIRI double-prism: design and science drivers (2008) (9)
Constraining particle acceleration in Sgr A* with simultaneous GRAVITY, Spitzer, NuSTAR, and Chandra observations (2021) (9)
The fringe and flexure tracking system for LINC-NIRVANA: basic design and principle of operation (2004) (9)
A multi-line study of the molecular interstellar medium in M 82's starburst nucleus (1992) (9)
The galactic centre: the flare activity of SgrA* and high-resolution explorations of dusty stars (2006) (9)
Monitoring the Galactic Centre with the Australia Telescope Compact Array (2016) (9)
Molecular gas and continuum emission in 3C 48: evidence for two merger nuclei? (2005) (9)
ALFA: The MPIA/MPE Laser Guide Star AO System (2000) (9)
Classifying radio emitters from the Sloan Digital Sky Survey - Spectroscopy and diagnostics (2012) (9)
Q0957+561 revised: CO emission from a disk at z =1 .4 (2004) (9)
First VLTI infrared spectro-interferometry on GCIRS 7 ⋆ Characterizing the prime reference source for Galactic center observations at highest angular resolution (2008) (9)
Beam quality and polarization analysis of the ALFA laser at Calar Alto and the influence on brightness and size of the laser guide star (1999) (9)
First light for GRAVITY Wide. Large separation fringe tracking for the Very Large Telescope Interferometer (2022) (9)
Multi-wavelength and polarimetric observations of Sagittarius A* (2006) (8)
LINC-NIRVANA: assembly, integration, and verification update (2012) (8)
Proc. Science with the Atacama Large Millimeter Array (ALMA) (1999) (8)
Investigation of a complete sample of flat spectrum radio sources from the S5 survey. I: Analysis (1986) (8)
The LINC-NIRVANA fringe and flexure tracker: an update of the opto-mechanical system (2010) (8)
Scientific potential for interferometric observations of the Galactic Center (2002) (8)
First Light for GRAVITY: A New Era for Optical Interferometry (2017) (8)
Monitoring Sagittarius A* in the MIR with the VLT (2003) (8)
Deep infrared imaging and spectroscopy of the nearby late M- dwarf DENIS-P J104814-395606 (2002) (8)
The LINC-NIRVANA high resolution imager: challenges from the lab to first light (2014) (8)
THE Arp 220 MERGER ON kpc SCALES (2012) (8)
The Galactic Center: A Laboratory for Fundamental Astrophysics and Galactic Nuclei (2009) (8)
SHARP and FAST: NIR Speckle and Spectroscopy at MPE (1992) (8)
I Zw 1: Decomposition of the nearby QSO host (2003) (8)
The imaging fringe and flexure tracker of LINC-NIRVANA: basic opto-mechanical design and principle of operation (2006) (8)
Fringe detection and piston variability in LINC-NIRVANA (2010) (8)
The GRAVITY spectrometers: optical design (2012) (7)
Radio spectra of extragalactic sources and the relativistic beaming model (1989) (7)
Direct imaging search for planetary companions next to young nearby stars (2000) (7)
First Observational Results from ALFA with Natural and Laser Guide Stars (1998) (7)
Deconstructing blazars: A different scheme for jet kinematics in flat-spectrum AGN (2011) (7)
On the possibility of ground-based direct imaging detection of extra-solar planets: The case of TWA-7 (1999) (7)
The Noise Bias Problem In Optical Speckle Imaging Experience With A Real Detector (1986) (7)
The Flare Activity of Sagittarius A (2007) (7)
A search for H2O maser emission in nearby low-luminosity QSO host galaxies (2011) (7)
Depletion of Bright Red Giants in the Galactic Center during Its Active Phases (2020) (7)
Interferometric observations of the galactic center: LBT and VLTI (2006) (6)
The LINC-NIRVANA fringe and flexure tracker: control design overview (2010) (6)
The infrared K-band identification of the DSO/G2 source from VLT and Keck data (2013) (6)
The Center of the Milky Way (2003) (6)
Flare emission from Sagittarius A* (2012) (6)
Line and continuum variability in active galaxies (2015) (6)
The LINC-NIRVANA fringe and flexure tracker: Linux real-time solutions (2006) (6)
A low-luminosity type-1 QSO sample; III. Optical spectroscopic properties and activity classification (2015) (6)
The Chamaeleon Infrared Nebula: A Polarization Study with High Angular Resolution (1996) (6)
NUGA : the IRAM survey of AGN spiral hosts (2002) (6)
GRAVITY chromatic imaging of η Car’s core (2018) (6)
The LINC-NIRVANA Fringe and Flexure Tracker: testing piston control performance (2008) (6)
The wind and the magnetospheric accretion onto the T Tauri star S Coronae Australis at sub-au resolution (2017) (6)
Molecular gas in the galaxy cluster Abell 262. CO observations of UGC 1347 and other galaxies of the cluster (2005) (6)
The X-ray footprint of the circumnuclear disc (2017) (5)
Multiwavelength Monitoring of Sgr A* During Chandra Observations of Multiple X-ray Flares (2002) (5)
A low-luminosity type-1 QSO sample. IV. Molecular gas contents and conditions of star formation in three nearby Seyfert galaxies (2016) (5)
GRAVITY K-band spectroscopy of HD 206893 B (2021) (5)
The ALFA Laser: Beam Relay and Control System (1999) (5)
The radio morphology of the X-ray/radio sources near 0454 + 844 and 1803 + 784 (1984) (5)
First Observed Interaction of the Circumstellar Envelope of an S-star with the Environment of Sgr A* (2021) (5)
Diffraction limited near-infrared imaging of the Red Rectangle by bispectral analysis (1996) (5)
The GRAVITY young stellar object survey. VI. Mapping the variable inner disk of HD163296 at sub-au scales (2021) (5)
A geometric distance to the supermassive black hole of NGC 3783 (2021) (5)
A two component hot spot/ring model for the NIR flares of Sagittarius A* (2006) (5)
Molecular gas in QSO host galaxies (2005) (5)
The GRAVITY Young Stellar Object survey-I. Probing the disks of Herbig Ae/Be stars in terrestrial orbits (2019) (5)
Near-infrared polarization images of the Orion proplyds (2008) (5)
Contribution of the ESO adaptive optics programme to astronomy: a first review (1994) (5)
The LINC-NIRVANA fringe and flexure tracker: cryo-ambient mechanical design (2006) (5)
Galaxy evolution across the optical emission-line diagnostic diagrams? (2014) (5)
The LINC-NIRVANA fringe and flexure tracker: first measurements of the testbed interferometer (2010) (5)
High-resolution radio observations of the most luminous quasar (1986) (5)
Beating the confusion limit: the necessity of high angular resolution for probing the physics of Sagittarius A* and its environment: opportunities for LINC-NIRVANA (LBT), GRAVITY (VLTI) and and METIS (E-ELT) (2012) (5)
Observation of the Apoapsis of S62 in 2019 with NIRC2 and SINFONI (2021) (5)
The Galactic Center Black Hole Laboratory (2015) (5)
The occurrence of bulk relativistic motion in compact radio sources. (1988) (5)
Analysis Tools and Beam Relay System for the Alfa-Laser (1999) (5)
Observing the Galactic Center with the VLTI (1997) (4)
Investigation of a complete sample of flat spectrum radio sources from the S5 survey. II: Results (1987) (4)
The LINC-NIRVANA fringe and flexure tracker control system (2012) (4)
The galactic center black hole (1997) (4)
A Deeply Buried Narrow-line Seyfert 1 Nucleus Uncovered in Scattered Light (2018) (4)
Population analysis from adaptive optics narrow band spectral energy distributions (2009) (4)
Observation of S4716—a Star with a 4 yr Orbit around Sgr A* (2022) (4)
The Sgr A* Stellar Cluster: New NIR Imaging and Spectroscopy (1999) (4)
Calar Alto ALFA and the sodium laser guide star in astronomy (1999) (4)
A feasibility study of future observations with MIDI and other VLTI science instruments: the example of the Galactic Center (2004) (4)
High resolution K-band images of the galactic centre (1993) (4)
The LINC-NIRVANA fringe and flexure tracker: laboratory tests (2010) (4)
Pathway to the Square Kilometre Array (2013) (4)
“ICE CUBES” IN THE CENTER OF THE MILKY WAY: WATER-ICE AND HYDROCARBONS IN THE CENTRAL PARSEC (2015) (4)
The Galactic Center as a Paradigm for Low Luminosity Nuclei? The K-band identification of the DSO/G2 source from VLT and Keck data (2013) (4)
Variable and Polarised Near-infrared Emission from the Galactic Centre (2015) (4)
Reconstructed images of 4 Vesta. (1988) (4)
A linear displacement mechanism for the GRAVITY spectrometers (2012) (4)
High-resolution observations of SDSS J080800.99+483807.7 in the optical and radio domains - A possible example of jet-triggered star formation (2013) (4)
Direct Imaging and Spectroscopy of Substellar Companions Next to Young Nearby Stars in TWA (2002) (4)
The Apparent Tail of the Galactic Center Object G2/DSO (2021) (4)
First infrared VLTI fringes on Galactic Center sources (2006) (4)
The LINC-NIRVANA fringe and flexure tracking system: differential piston simulation and detection (2004) (4)
New MIR Excess Sources north of the IRS 13 Complex (2003) (4)
The GRAVITY spectrometers: system design (2012) (4)
Long Range Science Perspectives for the VLTI (2003) (4)
The GRAVITY Young Stellar Object survey. VII. The inner dusty disks of T Tauri stars (2021) (4)
How universal are the two young cluster sequences? The cases of the LMC, SMC, M 83, and the Antennae (2009) (4)
Near-infrared adaptive optics observations of galaxy clusters: Abell 262 at z=0.0157, J1836.3CR at z=0.414, and PKS 0743-006 at z=0.994 (2000) (4)
Coordinated mm/sub-mm observations of Sagittarius A* in May 2007 (2008) (4)
Functional and performance tests of the fringe and flexure tracking system for LINC-NIRVANA (2012) (3)
Are Narrow Line Seyfert 1 galaxies a special class of Active Galactic Nuclei (2013) (3)
The GRAVITY spectrometers: optical qualification (2014) (3)
AGN jets under the microscope: A divide? (2012) (3)
Proposal for a VLT Multichannel Infrared Heterodyne Instrument Based on THIS (Tuneable Heterodyne Infrared Spectrometer) (2002) (3)
The massive black hole at the galactic center (1999) (3)
Search for dense molecular gas in two QSO host galaxies (Research Note) (2006) (3)
Near-infrared polarization in the central parsec of the galactic center (2012) (3)
Positioning of optical elements in the cryogenically cooled mid-infrared instrument MIRI for the James Webb Space Telescope (2004) (3)
The nearby QSO host I Zw 1: The stellar disk and adjacent objects (2007) (3)
Dense gas in the dust lane of Centaurus A (2000) (3)
A sample of X-ray active extragalactic sources suitable for NIR adaptive optics observations (2003) (3)
The GRAVITY spectrometers: optical design and first light (2014) (3)
The LINC-NIRVANA Fringe and Flexure Tracker: the testbed interferometer (2008) (3)
Correction of pistonic aberrations at the LBT: a near-infrared fringe and flexure tracker for LINC (2003) (3)
A low-redshift low luminosity QSO sample: Comparison with NUGA galaxies and PG QSOs and first interferometric images of three sample members (2013) (3)
Synchrotron Self-Compton Scattering in Sgr A* Derived from NIR and X-Ray Flare Statistics (2020) (3)
The Massive Accreting Black Hole at the Center of the Milky Way(Session 5 : Evidence for Giant Black Holes) (2004) (3)
"Oscillating" components in the BL Lac object 0716+714? (2006) (3)
NIR imaging and spectroscopy of AGN hosts at z ⩽ 0.06 (2005) (3)
Tunable Heterodyne Receivers - A Promising Outlook for Future Mid-Infrared Interferometry (2007) (3)
New multiple young stellar objects discovered by near-infrared speckle imaging (1997) (3)
Ices in the Galactic Centre: solid ice and gaseous CO in the central parsec (2015) (3)
VLBI differential astrometry of the radio sources 1928+738 and 2007+777 at 5 GHz. (1995) (3)
Stellar Orbits at the Center of the Milky Way (2003) (3)
Adaptive Optics NIR Imaging of R136 in 30 Doradus: The Stellar Population of a Nearby Starburst (1995) (3)
Molecular gas and star formation in the host galaxy of I Zw 1 (2000) (3)
GRAVITY+: Towards Faint Science, All Sky, High Contrast, Milli-Arcsecond Optical Interferometric Imaging (2020) (3)
Glass fiber reinforced plastics within the fringe and flexure tracker of LINC-NIRVANA (2012) (3)
Astronomy at High Angular Resolution 2011: The central kiloparsec in galactic nuclei (2012) (3)
High resolution 12CO(2-1) observations of the molecular gas in Centaurus A (1993) (3)
Feeding AGN: New results from the NUGA survey (2004) (3)
First simultaneous NIR/X-ray flare detection from SgrA (2005) (3)
Direct discovery of the inner exoplanet in the HD206893 system. Evidence for deuterium burning in a planetary mass companion (2022) (3)
LINC-NIRVANA: first attempt of an instrument for a 23-m-class telescope (2004) (3)
First spectro-interferometry on galactic center sources in the infrared: results and science prospects at the sensitivity limit of current larger aperture arrays (2008) (3)
Infrared-excess Source DSO/G2 Near the Galactic Center: Theory vs. Observations (2015) (3)
Scientific potential for LINC NIRVANA observations of galactic nuclei (2004) (3)
The warm calibration unit of METIS: optical design and principle of operation (2018) (2)
Proper motions of thin filaments at the Galactic Center (2006) (2)
High Resolution Images and Spectroscopy of the Galactic Center (1994) (2)
High-frequency VLBI observations of Sgr A* during a multi-frequency campaign in May 2007 (2008) (2)
Discovery of an Intermediate Mass Black Hole at the center of the starburst/Seyfert composite galaxy IRAS 01072+4954 (2012) (2)
10.1. The nuclear star cluster of the Milky Way: star formation and central dark mass (1998) (2)
Multiwavelength Variability of Sagittarius A* in 2019 July (2022) (2)
Opto-mechanical design of the spectrometers of GRAVITY: the 6-Baseline K-Band Interferometer for the VLTI (2008) (2)
The Quasar Q0957+561: Lensed CO Emission from a Disk at z∼1.4? (2003) (2)
Black hole feeding and star formation in NGC 1808 (2020) (2)
Selection of extragalactic targets for AO and VLTI observations (2003) (2)
On the Instrumental Polarisation of NAOS-CONICA (2010) (2)
The GRAVITY spectrometers: metrology laser blocking system (2012) (2)
SUBARU and e-Merlin observations of NGC3718 (2015) (2)
The GRAVITY Young Stellar Object survey. VII. Gas and dust faint inner rings in the hybrid disk of HD141569 (2021) (2)
LINC-NIRVANA for the large binocular telescope: setting up the world’s largest near infrared binoculars for astronomy (2013) (2)
The Multifrequency Behavior of Sagittarius A (2017) (2)
The calibration unit of the mid-infrared E-ELT instrument METIS (2018) (2)
The warped gas and dust lane in NGC 3718 (2003) (2)
The mass of the Galactic Center black hole (2002) (2)
Ices in the Galactic Center? (2012) (2)
The Center of the Milky Way from Radio to X-rays (2015) (2)
Dust embedded sources at the Galactic Center – 2 to 4 micron spectroscopy in the central parsec (1997) (2)
Science with GRAVITY, the NIR interferometric imager (2011) (2)
Mass, Distance, Spin, Charge, and Orientation of the super massive black hole SgrA* (2019) (2)
Mid-infrared Studies of Dusty Sources in the Galactic Center (2022) (2)
Near infrared flares of Sagittarius A* (2010) (2)
Plunging neutron stars as origin of organised magnetic field in galactic nuclei (2017) (2)
Relativistic jet-motion in the core of the radio-loud quasar J1101+7225 (2005) (2)
High Resolution Infrared Imaging and Spectroscopy with the VLT: Galactic Nuclei (1995) (2)
The GRAVITY young stellar object survey. III. The dusty disk of RY Lup (2020) (2)
Stellar orbits around Sgr A (2006) (2)
Variable and polarized emission from SgrA*† (2006) (2)
Search for H2O maser emission in nearby galaxies (1988) (2)
Jet signatures of black holes: From Sgr A* to active galactic nuclei (2015) (2)
The Potential of IR-Heterodyne Spectroscopy (2007) (2)
Properties and evolution of the central stellar cluster (1994) (2)
Diffraction-limited K-band observations of the star cluster R136. (1995) (2)
The intraday variable quasar 0917+624: VLBI and X-ray observations. (1996) (2)
VLT-SINFONI observations of Mrk 609 – A showcase for X-ray active galaxies chosen from a sample of AGN suitable for adaptive optics observations with natural guide stars (2005) (2)
Mounting MIRI's double prism (2006) (2)
Flares from spiral waves by lensing and time-delay amplification? (2007) (2)
A massive black hole at the center of the Milky Way (1999) (2)
Performance of the LINC NIRVANA fringe and flexure tracker at delivery (2014) (2)
High-spectral resolution M-band observations of CO Rot-Vib absorption lines towards the Galactic center (2019) (2)
Probing Sagittarius A* and its Environment at the Galactic Centre: VLT and APEX Working in Synergy (2008) (1)
NIR high-resolution imaging of young stars (1994) (1)
Inner structure and global kinematics: arp 220 revisited (2008) (1)
LINC-NIRVANA: optical elements of the fringe and flexure tracker (2012) (1)
A HCN and HCO+ Multi-transition Line Survey in Active Galaxies: AGN versus Starburst Environments (2006) (1)
Near-Infrared Two Dimensional Speckle Polarimetric Imaging (1996) (1)
The GRAVITY spectrometers: mechanical design (2010) (1)
Sub-Millimeter View of the Galactic Center (2011) (1)
High-resolution Observations of Cen A: Yellow and Red Supergiants in a Region of Jet-induced Star Formation? (2017) (1)
MERLIN 18cm observations of intermediate redshift NLS1 galaxies (2011) (1)
The GRAVITY spectrometers: thermal behaviour (2014) (1)
GRAVITY - Reaching out to SgrA* with VLTI (2018) (1)
The orbiting spot model gives constraints on the parameters of the supermassive black hole in the Galactic Center (2006) (1)
I Zwicky 1: Decomposition and dynamics of the nearby QSO host (2003) (1)
Near-infrared high-resolution imaging of the galactic center (1995) (1)
Coordinated multi-wavelength observations of the Dark Mass at the Center of the Milky Way (2009) (1)
Diamond milling of metal mirrors with optical surface quality (2012) (1)
Bow shock sources close to the Galactic centre (2017) (1)
IBN RAḤĪQ'S TEXT ON THE MILKY WAY: PERCEPTION OF THE MILKY WAY IN THE EARLY ISLAMIC SOCIETY (2019) (1)
Warm calibration unit of the mid-infrared ELT instrument METIS: overview and current status towards FDR (2022) (1)
Optical Integral Field Spectroscopy of NGC 5850 (2012) (1)
Gaseous environment in LLAGN: modes of interaction with compact star nuclear population (2014) (1)
Flares of Sgr A*: from X-ray to mm . (2008) (1)
Young stellar objects close to Sgr A* (2013) (1)
Recent results from the imaging beam combiner simulator COSI at the Max-Planck-Institut fuer Extraterrestrische Physik (1994) (1)
A Sub-Arcsecond Scale Spectroscopic Study of the Complex Mass Outflows in the Vicinity of T Tauri (2005) (1)
Molecular material and young stellar objects in the L 1188 dark cloud complex (2005) (1)
Distribution of Radio Spectral Slopes of Galaxies in Optical Diagnostic Diagrams (2019) (1)
The companion of HR 5999 in the near infrared. (1995) (1)
MOLsphere and pulsations of the Galactic Center’s red supergiant GCIRS 7 from VLTI/GRAVITY (2021) (1)
Thin filaments at the Galactic Center: identification and proper motions (2006) (1)
Black Holes in the Galactic Center and Beyond (2001) (1)
The central light-year of the Milky Way: How stars and gas live in a relativistic environment of a super-massive black hole (2019) (1)
Observations of the 86 GHz SiO maser sources in the Central Parsec of the Galactic Centre (2019) (1)
Images at the highest angular resolution with GRAVITY: The case of η Carinae (2019) (1)
The mass distribution in the Galactic Centre from interferometric astrometry of multiple stellar orbits (2021) (1)
A compact light-weighted and multi-purpose calibration unit for LINC-NIRVANA (2010) (1)
Detection of the gravitational redshift in the orbit of the star S 2 near the Galactic centre massive black hole ? GRAVITY Collaboration ? ? : (2018) (1)
LINC-NIRVANA — The Interferometric Near-Infrared Imaging Camera for the Large Binocular Telescope (1997) (1)
NUclei of GAlaxies (NUGA): The IRAM survey of low luminosity AGN (2003) (1)
Design and construction of the Max-Planck-Institut fuer Extraterrestrische Physik beam combiner simulator COSI (1994) (1)
Life beyond 30: probing the $-20<M_\mathrm{UV}<-17$ luminosity function at $8<z<13$ with the NIRCam parallel field of the MIRI Deep Survey (2023) (1)
Monitoring the Dusty S-cluster Object (DSO/G2) on its orbit towards the Galactic Center Black Hole: Periapse not yet reached (2014) (1)
Dissecting the nuclear environment of Mrk 609 with SINFONI - the starburst-AGN connection (2007) (1)
Inward bound: high resolution AO observations of the galactic center (2005) (1)
The GRAVITY spectrometers: design report of the optomechanics and active cryogenic mechanisms (2014) (1)
The GRAVITY young stellar object survey. II. First spatially resolved observations of the CO bandhead emission in a high-mass YSO. (2020) (1)
A statistical study of SDSS radio-emitters (2013) (1)
ISAAC M-band spectroscopy of dust embedded sources at the Galactic Center (2006) (1)
Detection of polarized continuum emission of the Dusty S-cluster Object (DSO/G2) (2016) (1)
Feeding Monsters – A Study of Active Galaxies (2005) (1)
High-Resolution Near-Infrared Observations of NGC 1068 (1997) (1)
Mining the sky: selection of extragalactic targets for interferometric observations. (2005) (1)
Imaging with a Space-Based Infrared Interferometer (1997) (1)
Molecular Gas in the Peculiar Galaxy NGC 3718 (2001) (1)
Are Narrow Line Seyfert 1s a special class of Active Galactic Nuclei (2013) (1)
Active galaxies-parsec scale radio emission and the surrounding ISM (2004) (1)
Warm calibration unit of the mid-infrared E-ELT instrument METIS: overview and current status of the project (2020) (1)
Near-infrared adaptive optics observations of galaxy clusters : Abell 262 at z = 0 . 0157 , J 1836 . 3 CR at (2000) (1)
Design and construction of the MPE beam combiner simulator COSI (1994) (1)
The MPE imaging beam combiner simulator COSI (1994) (1)
Molecular gas in the central regions of nearby active galaxies (1999) (1)
Missing bright red giants in the Galactic center: A fingerprint of its once active state? (2020) (1)
Toward measuring supermassive black hole masses with interferometric observations of the dust continuum (2022) (1)
The GRAVITY Young Stellar Object survey. IX. Spatially resolved kinematics of hot hydrogen gas in the star-disk interaction region of T Tauri stars (2022) (1)
Optical design, analysis, and performances of the infrared and visible channels of the warm calibration unit in METIS/ELT (2022) (1)
Astronomy: X-rays reveal the Galaxy's centre (2002) (1)
The GRAVITY young stellar object survey-IV. The CO overtone emission in 51 Oph at sub-au scales (2021) (1)
The Galactic centre mini-spiral with CARMA (2012) (1)
Modeling polarization signatures of NIR radiation from the Sgr A* black hole environs (2012) (1)
New views on bar pattern speeds from the NUGA survey (2008) (1)
Diffraction limited spectroscopy with 3D and ALFA -- First results (1998) (1)
Comparative Studies of other Galaxies (1997) (1)
The Galactic Center: The Stellar Cluster and the Massive Black Hole (2005) (1)
Direct conﬁrmation of the radial-velocity planet β Pic c (2020) (1)
A new MIR bow shock source in the Galactic center (2013) (1)
Prospects for observing the Galactic Center: combining LBT LINC-NIRVANA observations in the near-infrared with observations in the mm/sub-mm wavelength domain (2008) (1)
Near-infrared observations of the gas structure and kinematics in the circumnuclear region of NGC 1672 (2020) (1)
The kinematics of 1803+784 (2006) (1)
The Merger QSO 3C 48 and Its Host Galaxy in the Near Infrared (2003) (1)
BIMA Sub-arcsecond Carbon Monoxide Observations: Resolving the Inner kpc Region of the QSO I Zw 1 (2001) (1)
Sgr A West in the light of molecules: cold and dense gas east of the circumnuclear disk (2013) (1)
Molecular excitation at the nucleus of the QSO I Zw 1 (2001) (1)
Light and shadow in the Galactic Center - On the detection of the relativistic periastron shift of star S2 in the Galactic Center (2018) (0)
Super-massive black hole mass estimation from bright flares (2019) (0)
Infrared excess sources in the galactic center stellar cluster (2005) (0)
Fizeau Interferometry with the LBT Astronomy on the Way to ELTs (2007) (0)
Nature of the Dusty S-cluster Object (DSO/G2): Pre-main-sequence star with non-spherical dusty envelope (2016) (0)
High-resolution NIR imaging of galactic nuclei with SHARP. (1994) (0)
A low-luminosity type-1 QSO sample: Insight from integral-field spectroscopy (2014) (0)
NIR Observations of the Galactic Center (2006) (0)
VizieR Online Data Catalog: L- & M-band imaging of the Galactic Center (Viehmann+, 2005) (2005) (0)
The galactic centre : from SINFONI to GRAVITY (2006) (0)
SHARP images of the pre-main sequence star V536 Aquilae: a highly polarized binary (1994) (0)
VizieR Online Data Catalog: K band spectrum of beta Pictoris b (GRAVITY+, 2020) (2019) (0)
Structure of Circumnuclear Regions of AGNS: Star Formation and Dense Gas (1997) (0)
Properties and Evolution of AGN Jet Ridge Lines: The Caltech-Jodrell Bank Flat-Spectrum Sample (2010) (0)
The Central 3 kpc of NGC 5850 (2013) (0)
The Kinematics of S5 1803+784 (2006) (0)
VLTI/MIDI Measurements of Extended Mid-Infrared Emission in the Galactic Center (2005) (0)
Galaxy evolution across optical emission-line diagnostic diagrams: towards lower radio flux densities (2015) (0)
Complementary information from mm-wave-, infrared-, and gamma ray astronomy (1990) (0)
Modelling Pericenter Passage near a Supermassive Black Hole (2014) (0)
Chapter 78. New MIR Excess Sources north of the IRS 13 Complex (2007) (0)
Character and properties of near-infrared excess sources in the Galactic centre (2016) (0)
The millimeter variability of M81 (2006) (0)
Evidence for Turbulent Loading of the M87-Jet (2017) (0)
IMAGES OF THE ENVELOPE OF ALPHA-ORIONIS (1987) (0)
Polarimetry narrows down the possibilities for the Dusty S-cluster Object (DSO/G2) in the Galactic centre (2017) (0)
Interferometric Observations of Molecular Clouds in the Host Galaxy of the QSO I Zw 1 (2002) (0)
Observations of NIR polarized light from Sagittarius A* (2013) (0)
Emission from the Black Hole Sagittarius A* and its immediate environment (2015) (0)
Seyfert/starburst composite galaxies under the microscope: The case of Mrk 609 (2008) (0)
12CO J=2-1 Map of the Disk of Centaurus A: Evidence for Large Scale Heating in the Dust Lane (1992) (0)
Imaging and spectroscopy of denis-p j104814-395606 (2002) (0)
The ALFA Laser Guide Star: Operation & Results (1999) (0)
Mergers and radio-loud active galaxies (2012) (0)
Monitoring the Dusty S-cluster object (DSO/G2) near the Galactic center black hole: model predictions for Br-gamma energy shift during the passage (2015) (0)
MIRI/JWST observations reveal an extremely obscured starburst in the z=6.9 system SPT0311-58 (2023) (0)
Erratum: “The Apparent Tail of the Galactic Center Object G2/DSO” (2021, ApJ, 923, 69) (2023) (0)
IRS 3 - The Brightest Compact MIR Source in the Galactic Center (2007) (0)
High Resolution CO(J=2-1) Observations of Centaurus A (1993) (0)
The Galactic Center in the IR - VLT Infrared Observations of the Galactic Center (1997) (0)
Warm gas and spatial variations of molecular excitation in the nuclear region of the starburst galaxy IC 342. (1988) (0)
Non-Keplerian Potential at the Galactic Centre? (2005) (0)
An Era Comes to an End: The Legacy of LABOCA at APEX (2020) (0)
Smoking-gun evidence of black hole feeding in NGC1808 (2020) (0)
VizieR Online Data Catalog: QSO 1308+326 at 15GHz modelfit results (Britzen+, 2017) (2017) (0)
The kinematics of S 5 1803 + 784 (2006) (0)
NEWS FROM THE DARK MASS AT THE CENTER OF THE MILKY WAY (2005) (0)
2012 Coordinated run on SgrA (2012) (0)
AGN with faint broad line regions: Some ‘True’-Seyfert 2s might be Narrow Line Seyfert 1s (2013) (0)
JWST-MIRI Integral Field Spectroscopy of high-z galaxies (2019) (0)
The Dark Mass at the Center of the Milky Way (2002) (0)
Observational Evidence for a Compact Dark Mass at the Galactic Center (1996) (0)
The Nucleus of NGC 253: The Role of Dust (1994) (0)
Future Instrumentation to Observe the Galactic Center—Development of Astronomical Instrumentation at the University of Cologne (2011) (0)
Chapter 81. Stellar Dynamics in the Galactic Center: 1000 Stars in 100 Nights (2007) (0)
The possibility of detecting Sagittarius A* at 8.6 mum (2006) (0)
VizieR Online Data Catalog: NGC 613 ALMA datacubes (Audibert+, 2019) (2019) (0)
Hints from near-infrared integral field spectroscopy (2014) (0)
The Close AGN Reference Survey (CARS): SOFIA Detects Spatially Resolved [C ii] Emission in the Luminous AGN HE 0433-1028 (2018) (0)
P o S ( A P C S 2 0 1 6 ) 0 3 3 Experimental Indicators of Accretion Processes in Active Galactic Nuclei (2017) (0)
The nature of IRS 13N: YSOs in the central parsec of the galaxy? (2008) (0)
1919+742: a large double radio source (1985) (0)
Bulk Relativistic Motion in a Complete Sample of Radio Selected AGN (1987) (0)
Spatially Resolving the Inner Gaseous Disc of the Herbig Star 51 Oph through its CO Ro-vibration Emission (2019) (0)
The Flare Activity of Sgr A * New Coordinated mm to X-Ray Observations (2005) (0)
Conditions for star formation in nearby AGN and QSO hosts observed with near-infrared integral-field spectroscopy (2015) (0)
Galaxy Structure (2002) (0)
Mass determination and Dense Gas in Starburst Galaxies (1990) (0)
SCIENCE WITH THE ATACAMA LARGE MILLIMETER ARRAY (2001) (0)
Rotation Curve and Mean Stellar Population Of the I ZW 1 QSO Host (2001) (0)
LINC-NIRVANA for the LBT: setting up the world's largest NIR binoculars for astronomy (2012) (0)
Dusty objects in the universe (1989) (0)
The compact stellar cluster around Sgr A and the nature of Sgr A (2005) (0)
High-Angular Resolution Near-Infrared Observations of the Circumstellar Environment of Young Stellar Objects (1996) (0)
Images of Vesta (1987) (0)
06 11 18 1 v 1 6 N ov 2 00 6 The kinematics of S 5 1803 + 784 (2022) (0)
The Nearby QSO Host I Zw 1: NIR Probing of Structural Properties and Stellar Populations (2003) (0)
Structure and Kinematics in the Inner 500 PC of the Seyfert 1 NGC 3227 (1998) (0)
The Milky Way’s Black Hole and the Central Stellar Cluster: Variable Emission from SgrA (2006) (0)
V N ) 0 0 7 The kinematics of S 5 1803 + 784 (2007) (0)
Molecular Gas in the Abell 262 Cluster Galaxy Ugc 1347 (2005) (0)
Perspectives for multi-wavelength high-angular resolution follow-up studies of X-raying AGN (2013) (0)
Molecular excitation in Centaurus A: the ^13^CO J=1-0 map and CO line ratios. (1997) (0)
Dense Molecular Gas in Centaurus A (1999) (0)
Molecular gas in nuclei of galaxies (NUGA) : interstellar gas and torques in NGX 4579, NGC 4826 and NGC 6951 (2004) (0)
Perspective for optical high-angular resolution follow-up studies of X-raying AGNs (2014) (0)
NIRSpec & MIRI Integral-Field Spectroscopy of the Galactic Center (2017) (0)
Ja n 20 06 Dusty Sources at the Galactic Center : The Nand Q-band view with VISIR (2006) (0)
Recent results from the imaging beam combiner simulator COSI at the MPE (1994) (0)
Prototyping and testing of mechanical components for the GRAVITY spectrometers (2010) (0)
THE DARK MASS AT THE CENTER OF THE MILKY WAY: NIR AND X-RAY FLARE EMISSION FROM SGR A* (2008) (0)
Nature of the Diffuse Near-Infrared Emission in the Innermost Arcsecond of the Galactic Center (2015) (0)
High resolution near-IR imaging with arrays (1994) (0)
Gas and stellar dynamics in Stephan's Quintet. Mapping the kinematics in a closely interacting compact galaxy group (2021) (0)
The central kpc of edge-on AGN (2013) (0)
Molecular outflows the composition galaxy NGC 6764 (2003) (0)
High angular resolution mm- and submm-observations of dense molecular gas in M82 (1990) (0)
LINC/NIRVANA – The LBT Near‐Infrared Interferometric Camera (2003) (0)
TIMESCALE VARIABILITY OF THE MESOSPHERIC SODIUM LAYER (2016) (0)
Shock Formation from the Nonlinear Evolution of Instabilities in Line-Driven Stellar Winds (1987) (0)
The broad band spectral properties of SgrA* . The fate of the dusty object approaching the center (2013) (0)
First Images with the MPE Imaging Beam Combiner Simulator COSI (1994) (0)
Molecular Gas and Star Formation in I Zw 1 (1997) (0)
The Galactic Center: Breakthroughs with VLT/NACO (1997) (0)
Feeding Monsters — A Study of Active Galaxies (2005) (0)
Stellar proper motions and the dark mass in the galactic center (1997) (0)
Spatially Resolving the Quasar Broad Emission Line Region (2019) (0)
BL Lacs 0 1 2 3 4 z 0 10 20 30 N Radio Galaxies (2012) (0)
A 3-D mid-infrared view of the central parsec (2013) (0)
Near-infrared observations of the gas structure and kinematics in the circumnuclear region of NGC 1672 (cid:63) (2020) (0)
THE EARLY GREAT DEBATE: A COMMENT ON IBN AL-HAYTHAM‘S WORK ON THE LOCATION OF THE MILKY WAY WITH RESPECT TO THE EARTH (2018) (0)
First Observations of the Galactic Center with Sharp at the NTT (1992) (0)
A Faint Near-Infrared/Radio Flare form SgrA (2018) (0)
Spatial Structures of a Complete Sample of Extragalactic Radio Sources North of Declination 70 (1984) (0)
Near infrared imaging of the broad absorption line quasar BAL QSO 0134+3253 (2005) (0)
Hunting Exoplanets with Single-Mode Optical Interferometry (2019) (0)
VizieR Online Data Catalog: Arp 220 CO (2-1) and (1-0) images (Koenig+, 2012) (2016) (0)
NIR triggered observations of Sgr A* at 43 GHz (2016) (0)
Probing the Interstellar and Circumstellar Media in the Central Parsec with M-band Spectroscopy (2011) (0)
Knox-Thompson Images Of 4 Vesta (1988) (0)
NUGA-Survey latest results (2004) (0)
OJ287 taken to pieces: the origin of a precessing and rotating jet (2017) (0)
The (quite dark) stellar cluster around the supermassive black hole Sagittarius A* at the center of the Milky Way (2007) (0)
Search for dense molecular gas in QSO hosts (2005) (0)
Hot spots analysis of a sample of 98 Fanaroff-Riley II radio sources (2019) (0)
60 0 v 1 2 7 N ov 2 00 3 The quasar Q 0957 + 561 : Lensed CO emission from a disk at z ∼ 1 . 4 ? (2022) (0)
VizieR Online Data Catalog: 3C 279 Event Horizon Telescope imaging (Kim+, 2020) (2020) (0)
Importance of near infrared polarimetry (2009) (0)
Light and Shadow in the Galactic Center (2019) (0)
Polarization: A Method to Reveal the True Nature of the Dusty S-Cluster Object (DSO/G2) (2018) (0)
GRAVITY: probing space-time and faint objects in the infrared (2006) (0)
SHARP Images of the Pre-main Sequence Star V536 Aquilae: A Binary with a Low-Mass Companion (1995) (0)
The central dark mass of the Milky Way (2001) (0)
The Qso Hosts I Zw 1 and 3C 48: Prototypes of a Merger-Driven Quasar Evolution? (2005) (0)
Studying the interstellar and circumstellar media at the Galactic Center (2005) (0)
Central kiloparsec of NGC 1326 observed with SINFONI (2020) (0)
The possibility of detecting Sagittarius A* at 8 . 6 µ m Sensitive, high-resolution imaging observations of the Galactic Center (2006) (0)
53 8 v 1 2 3 M ar 2 00 4 Resolving the Host Galaxy of the Nearby QSO I Zw 1 with Sub-Arcsecond Multi-Transition Molecular Line Observations 1 , 2 (2004) (0)
The Centre of the Milky Way: Stellar Dynamics, Potential Star Formation, and Variable NIR Emission from Sgr A* (2005) (0)
USE OF THE GALAXY AS A TOOL FOR SPATIAL AND TEMPORAL ORIENTATION DURING THE EARLY ISLAMIC PERIOD AND UP TO THE 15TH CENTURY (2021) (0)
Strong (Hb + [OIII]) and Ha emitters at redshift z ~ 7-8 unveiled with JWST/NIRCam and MIRI imaging in the Hubble eXtreme Deep Field (XDF) (2023) (0)
The Close AGN Reference Survey (CARS) No evidence of galaxy-scale hot outﬂows in two nearby AGN (2018) (0)
Hot stars in the Galactic Center (1999) (0)
GRAVITY and the Galactic Centre (2019) (0)
The Radio nucluei of z~2 X-ray bright AGN (2011) (0)
Radio source counts below 100μJy predicted from IRAS 60μ counts (1985) (0)
IR excess stars and shock filaments at the Galactic center (2004) (0)
Sharp images of young stellar objects (1995) (0)
Star close to the massive black hole at center of the Milky Way (2003) (0)
First Conclusive Evidence for a Massive Black Hole in the Center of the Milky Way (1998) (0)
VizieR Online Data Catalog: NGC 1068 GRAVITY reconstructed image (GRAVITY+, 2020) (2020) (0)
Resolving Extragalactic Nuclei with the VLT (1995) (0)
The 0.15 seconds near-infrared imaging of the central parsec of the galaxy (1993) (0)
Two Faint Companions to the Nearby M-dwarf LHS 1070 (1995) (0)
The circumnuclear molecular ring in Centaurus A. (1993) (0)
Polarimetry and strong gravity effects from spots orbiting near a black hole (2019) (0)
A low-luminosity type-1 QSO sample: Near-infrared study of nearby AGN host galaxies (2013) (0)
Using Virtual Observatory techniques to search for Adaptive Optics suitable AGN (2009) (0)
VizieR Online Data Catalog: Proper motions of stars near SgrA* (Schoedel+, 2009) (2009) (0)
VizieR Online Data Catalog: NIR observations of stars near SgrA* (Schoedel+, 2010) (2009) (0)
P o S ( i d m 2 0 0 8 ) 0 3 8 Coordinated Observations of SgrA * (2008) (0)
On the Road Toward a Deeper Understanding of Sgr A* and its Environment (2004) (0)
Molecular gas in the 3-ringed Seyfert/Liner galaxy NGC 7217 (2002) (0)
Merger Properties of the Narrow-line Seyfert 1 Galaxy I Zw 1 (2001) (0)
Probing the Discs of Herbig Ae/Be Stars at Terrestrial Orbits (2019) (0)
J un 2 01 8 Light and shadow in the Galactic Center On the detection of the relativistic periastron shift of star S 2 in the Galactic Center (2018) (0)
Open Structures SIS Receiver For Submillimeter Radioastronomy Between 350 And 700 GHz (1990) (0)
The Galactic Centre in the Millimeter Regime: Observations with CARMA (2011) (0)
Dust embedded sources at the Galactic Center MIR spectroscopy and imaging in the central parsec (2003) (0)
High Angular Resolution Observations of Her 36 (1994) (0)
High-resolution observations of SDSS J080800.99+483807.7 in the optical and radio domains (2013) (0)
The molecular gas in the nuclear region of NGC 4569 (2005) (0)
Kinematics of the Molccular Gas in Centaurus a (1991) (0)
Observations of the Cold Dust and Gas in Centaurus-A: Probing an Extragalactic Interstellar Medium (1989) (0)
Experimental Indicators of Accretion Processes in Active Galactic Nuclei (2017) (0)
VizieR Online Data Catalog: Galaxies optical emission-line diagnostic diagrams (Vitale+, 2015) (2015) (0)
Proper Motions in the Center of the Galaxy (1997) (0)
X3: A High-mass Young Stellar Object Close to the Supermassive Black Hole Sgr A* (2023) (0)
NIR/X-ray variability and polarized NIR emission of SgrA*: the massive black hole at the center of the Milky Way (2006) (0)
The Far-Infrared Emission of Galaxies (2005) (0)
Nuclear Activity and the Conditions of Star-formation at the Galactic Center (2017) (0)
Mid-IR probes of the ISM and stellar populations at the galactic center (2006) (0)
The Center of the Galaxy: Evidence for a Massive Black Hole (2001) (0)
{\gamma}-ray properties of the CJF sample: Revisiting the beaming hypothesis (2010) (0)
Diffraction Limited Near Infrared Imaging of the Central Parsec of the Galaxy (1994) (0)
The Low Luminosity State of Sagittarius A (2011) (0)
Modelling the bow-shock evolution along the DSO/G2 orbit in the Galactic centre (2017) (0)
Stellar Populations in the Nucleus of NGC 6764 (2000) (0)
Molecular Gas in Nuclei of the Seyfert Galaxies NGC3227 and NGC1068 (2001) (0)
Non-Keplerian Orbits for the Star S2 Around the Black Hole at the Galactic Center (1997) (0)
Science with large-aperture infrared interferometry — size does matter or talking about a new tool to study the galactic center (2008) (0)
VizieR Online Data Catalog: NIR polarimetry of sources near SgrA* (Buchholz+, 2011) (2011) (0)
Interactions among intermediate redshift galaxies (2020) (0)
A close look at Seyfert 2 nuclei (2012) (0)
J=2-l Map of the Disk of Centaurus A: Evidence for Large Scale Heating in the Dust Lane (2010) (0)
G A ] 1 9 D ec 2 01 7 Experimental Indicators of Accretion Processes in Active Galactic Nuclei (2018) (0)
The Close AGN Reference Survey (2016) (0)
The Milky Way’s Supermassive Black Hole: How Good a Case Is It? (2017) (0)
VizieR Online Data Catalog: A low-luminosity type-1 QSO sample. III. (Tremou+, 2015) (2015) (0)
Molecular outflow in the composite galaxy NGC6764 (2002) (0)
Case Studies of Interacting QSO Host Galaxies (2007) (0)
Circumnuclear Gas Dynamics in Seyfert Galaxies: NGC 3227 and NGC 1068 (1999) (0)
A precessing and nutating jet in OJ287 (2018) (0)
LUMINOUS ACCRETION ONTO THE DARK MASS AT THE CENTER OF THE MILKY WAY (2009) (0)
Spatial variation of the physical conditions of molecular gas in galaxies (1990) (0)
NIR spectral synthesis of the nuclear regions of infrared bright galaxies (1997) (0)
Molecular gas in the immediate vicinity of Sgr A* seen with ALMA (2016) (0)
Near-IR Imaging of the Central Regions in NGC 1068 and NGC 7552 (1996) (0)
SDSS-FIRST-selected interacting galaxies. Optical long-slit spectroscopy study using MODS at the LBT (2023) (0)
Centaurus A: the 13CO map and molecular line ratios. (1997) (0)
Molecular gas in Centaurus A. The 12CO J = 2-1 map. (1993) (0)
Blazar kinematics reloaded: Jet ridge line properties and evolution in the CJF (2011) (0)
Spatially resolved accretion-ejection in compact binaries with GRAVITY (2019) (0)
C O ] 1 M ar 2 01 3 A statistical study of SDSS radio-emitters (2018) (0)
Revealing the General Relativity Effects in Accretion Events near a Supermassive Black Hole (2011) (0)
Mapping the 12/CO/ J=2-1 Emission from the Dust Lane in Centaurus-A (1991) (0)
Sub-arcsecond Imaging of G29–38 using Adaptive Optics (1995) (0)
First M 87 Event Horizon Telescope Results-V Physical Origin of the Asymmetric Ring Event Horizon (2019) (0)
No Double Nucleus at the Center of ARP 220 (2001) (0)
The Starburst in the Nucleus of NGC 6764: The Near-IR/Radio/Optical Connection (1994) (0)
First Detection of the CO J=7-6 Line in an External Galaxy: The (1989) (0)

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