James Westphal
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American astronomer
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James Westphalphysics Degrees
Physics
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#2891
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#781
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Astronomy
#353
World Rank
#706
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#189
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Astrophysics
#791
World Rank
#846
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#185
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Physics
James Westphal's Degrees
- Bachelors Physics Princeton University
Why Is James Westphal Influential?
(Suggest an Edit or Addition)According to Wikipedia, James Adolph Westphal was an American academic, scientist, engineer, inventor and astronomer and Director of Caltech's Palomar Observatory from 1994 through 1997. His participation played an important role in designing the main camera for the Hubble Space Telescope.
James Westphal'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
- THE PERFORMANCE AND CALIBRATION OF WFPC2 ON THE HUBBLE SPACE TELESCOPE (1995) (389)
- Hubble Space Telescope Observations of the Disk and Jet of HH 30 (1996) (350)
- Planetary Camera observations of NGC 1275 - Discovery of a central population of compact massive blue star clusters (1992) (261)
- Hubble Space Telescope WFPC2 Imaging of M16: Photoevaporation and Emerging Young Stellar Objects (1996) (257)
- WFPC2 Studies of the Crab Nebula. I. HST and ROSAT Imaging of the Synchrotron Nebula (1995) (201)
- Far-Ultraviolet Imaging of Jupiter's Aurora and the Io “Footprint” (1996) (188)
- Imaging of the Egg Nebula (CRL 2688) with WFPC2/HST: A History of AGB/Post-AGB Giant Branch Mass Loss (1998) (155)
- Hubble space telescope observations of the SN 1987A triple ring nebula (1995) (140)
- Evidence for a supermassive object in the nucleus of the galaxy M87 from SIT and CCD area photometry. (1978) (127)
- WFPC2 Studies of the Crab Nebula. III. Magnetic Rayleigh-Taylor Instabilities and the Origin of the Filaments (1996) (126)
- The extension of the Hubble diagram. II - New redshifts and photometry of very distant galaxy clusters - First indication of a deviation of the Hubble diagram from a straight line (1978) (116)
- The double quasar Q0957 + 561 A, B - A gravitational lens image formed by a galaxy at z = 0.39 (1980) (104)
- Saturn's E ring: I. CCD observations of March 1980 (1981) (85)
- Q0957+561: Detailed models of the gravitational lens effect (1981) (85)
- Mars - Narrow-band photometry, from 0.3 to 2.5 microns, of surface regions during the 1969 apparition (1971) (83)
- Detection of the Tip of the Red Giant Branch in NGC 5128 (1996) (83)
- Stellar Populations in Three Outer Fields of the Large Magellanic Cloud (1997) (81)
- Time-Resolved Observations of Jupiter's Far-Ultraviolet Aurora (1996) (78)
- Deep Hubble Space Telescope Observations of Star Clusters in NGC 1275 (1998) (74)
- Stellar populations in the Large Magellanic Cloud: Evidence for a significant number of older stars or a steeper IMF? (1997) (74)
- The Discovery of Young, Luminous, Compact Stellar Clusters in the Starburst Galaxy NGC 253 (1996) (72)
- WFPC2 Observations of Compact Star Cluster Nuclei in Low-Luminosity Spiral Galaxies (1999) (70)
- Ultraviolet downconverting phosphor for use with silicon CCD imagers. (1980) (68)
- Observations of localized 5-micron radiation from Jupiter. (1969) (65)
- Planetary Camera observations of the M87 stellar cusp (1992) (65)
- Hubble Space Telescope Observations of the Draco Dwarf Spheroidal Galaxy (1997) (65)
- New advancements in charge-coupled device technology: subelectron noise and 4096 x 4096 pixel CCDs (1990) (63)
- Eruption Prediction Aided by Electronic Tiltmeter Data at Mount St. Helens (1983) (62)
- WFPC2 Imaging of the Circumstellar Nebulosity of HL Tauri (1995) (62)
- The On-Orbit Performance of WFPC2 (1994) (61)
- Star Clusters in Interacting and Cooling Flow Galaxies (1996) (61)
- In situ observations of Old Faithful Geyser (1997) (60)
- WFPC2 Studies of the Crab Nebula. II. Ionization Structure of the Crab Filaments (1998) (60)
- Planetary camera observations of the central parsec of M32 (1992) (57)
- Evidence from Strandings for Geomagnetic Sensitivity in Cetaceans (2013) (57)
- Detection of a CH4 atmosphere on Pluto (1980) (53)
- Hubble space telescope observations of the 1990 equatorial disturbance on Saturn: Zonal winds and central Meridian albedos (1992) (52)
- Infrared photometric mapping of Venus through the 8- to 14-micron atmospheric window (1963) (51)
- Main-Sequence Stars and the Star Formation History of the Outer Disk in the Large Magellanic Cloud (1996) (49)
- The vertical cloud structure of Jupiter from 5 μm measurements (1977) (47)
- Five-micron pictures of Jupiter (1974) (46)
- Hubble Space Telescope Imaging of the Circumstellar Nebulosity of T Tauri (1998) (46)
- Wide Field Camera Observations of Baade's Window (1993) (45)
- Expendable bubble tiltmeter for geophysical monitoring (1983) (44)
- The extension of the Hubble diagram. I. New redshifts and BVR photometry of remote cluster galaxies, and an improved richness correction (1976) (42)
- The triple quasar Q1115+080A, B, C - A quintuple gravitational lens image (1981) (40)
- Hubble Space Telescope Planetary Camera images of R136 (1992) (40)
- Optical Polarization and Intensity of the Pulsar in the Crab Nebula (1970) (40)
- Infrared Observations of Eta Carinae to 20 Microns (1969) (38)
- Hubble space telescope observations of the 1990 equatorial disturbance on Saturn: Images, albedos, and limb darkening (1992) (36)
- Ionization Structure in the 30 Doradus Nebula as Seen with Hubble Space Telescope Wide Field Planetary Camera 2 (1998) (36)
- Rapid Changes in the Optical Intensity and Radial Velocities of the X-Ray Source SCO X-1 (1968) (35)
- Two-dimensional silicon vidicon astronomical photometer. (1972) (35)
- The Drift of Saturn's North Polar Spot Observed by the Hubble Space Telescope (1993) (35)
- Mars: The spectral albedo (0.3–2.5μ) of small bright and dark regions (1971) (34)
- Infrared observations of Comet 1965f. (1966) (33)
- Observations of jupiter and the galilean satellites at 10 microns. (1964) (33)
- Sub-electron noise charge-coupled devices (1990) (33)
- Visible and far-ultraviolet WFPC2 imaging of the nucleus of the galaxy NGC 205 (1996) (31)
- Coronene and liumogen as VUV sensitive coatings for Si CCD imagers: a comparison. (1980) (30)
- Jupiter’s Polar Regions in the Ultraviolet as Imaged by HST/WFPC2: Auroral-Aligned Features and Zonal Motions (2000) (30)
- Infrared diameter of IRC + 10216 determined from lunar occultations. (1972) (28)
- ACTINOFORM CLOUDS: Overlooked Examples of Cloud Self-Organization at the Mesoscale (2004) (27)
- Reconnaissance of infrared emission from the lunar nighttime surface (1967) (25)
- Hubble Space Telescope WFPC Images of Emission Nebulosity near XZ Tauri (1997) (25)
- Rapid Photometric and Spectroscopic Variations of the X-Ray Source CYG X-2 (1967) (25)
- Saturn satellite observations and orbits from the 1980 ring plane crossing (1981) (25)
- Care, Feeding, And Use Of Charge-Coupled Device (CCD) Imagers At Palomar Observatory (1981) (24)
- Hubble Space Telescope imaging of Eta Carinae (1991) (23)
- CCD photometry of the nuclei of three supergiant elliptical galaxies - Evidence for a supermassive object in the center of the radio galaxy NGC 6251 (1979) (23)
- Mapping Jupiter's Latitudinal Bands and Great Red Spot Using HST/WFPC2 Far-Ultraviolet Imaging (2000) (22)
- The 8-14-μ Appearance of Venus Before the 1964 Conjunction (1965) (22)
- Detection of Surface Brightness Fluctuations in NGC 4373 Using the Hubble Space Telescope (1998) (21)
- Infrared Images of Jupiter at 5-Micrometer Wavelength During the Voyager 1 Encounter (1979) (20)
- Four-Shooter: A Large Format Charge-Coupled-Device Camera For The Hale Telescope (1987) (19)
- Investigations of the optical fields of 3CR radio sources to faint limiting magnitudes – IV (1978) (19)
- Infrared Observations of Eta Carinae (1968) (18)
- In situ acoustic attenuation measurements in glacial ice (1965) (16)
- WFPC2 Observations of the Cooling Flow Elliptical in Abell 1795 (1996) (16)
- The Change of Intensity, Color, Line Strength, and Line Position in the QSS 3C 446 during the 1966 Outburst (1966) (16)
- Infrared imaging of Venus: 8–14 micrometers (1976) (16)
- Interstellar Absorption and Color Excesses in Sco OB-1 (1971) (15)
- Infrared and Optical Measurements of the Crab Pulsar NP 0532 (1969) (15)
- Observations of 7.9-micron limb brightening on Jupiter. (1973) (15)
- Asteroid Trails in Hubble Space TelescopeWFPC2 Images: First Results☆☆☆ (1998) (14)
- THE STAR-FORMATION HISTORY IN THE VICINITY OF NGC 1866 IN THE LARGE MAGELLANIC CLOUD (1997) (14)
- Deep Hubble Space Telescope Observations of Blue Star Clusters in NGC 3597 (1999) (14)
- Hubble Space Telescope Wide-Field/Planetary Camera images of Saturn (1991) (14)
- Investigation of the optical fields of flat-spectrum radio sources to faint limiting magnitudes (1981) (14)
- First Hubble Space Telescope observations of the brightest stars in the Virgo galaxy M100 = NGC 4321 (1994) (14)
- Search for a Visible Counterpart of the September 2,1972 Radio Outburst in Cygnus (1972) (13)
- Thermal infrared emission of the Jovian disk (1965) (12)
- An 8–14 Micron Infrared Astronomical Photometer (1963) (11)
- Far-ultraviolet imaging of the globular cluster NGC 6681 with WFPC2 (1994) (11)
- The 10-micron limb darkening of Venus (1966) (10)
- The Wide Field/Planetary Camera (1982) (10)
- Inner coma imaging of Comet Levy (1990c) with the Hubble Space Telescope (1992) (10)
- Absorption-line redshifts of galaxies in remote clusters obtained with a sky-subtraction spectrograph using an SIT television detector (1975) (9)
- Results of Five Nights of Continuous Monitoring of the Optical Flux from SCO X-1 (1969) (8)
- Venus: A Map of Its Brightness Temperature (1963) (8)
- Infrared sky noise survey (1974) (8)
- The clouds of Jupiter: Observational characteristics (1972) (7)
- Infrared imaging of Jupiter in the 8-14-micrometer spectral region (1977) (7)
- Stellar photometry with the Hubble Space Telescope Wide-field/Planetary camera - A progress report (1991) (7)
- A method for obtaining differential 8-13 micro spectra of the moon and other extended objects. (1967) (7)
- Phase coverage of Venus during the 1975 apparition (1978) (6)
- A UV sensitive CCD detector (1979) (6)
- Application of the SIT vidicon to astronomical measurements. (1973) (6)
- Far-Ultraviolet Imaging of the Globular Cluster NGC 7099 with the Second Wide-Field and Planetary Camera (1996) (5)
- Silicon vidicon imaging of Jupiter - 4100- to 8300-A absolute reflectivities and limb darkening of spatially resolved regions (1977) (5)
- On the optical search for Centaurus X-3. (1972) (5)
- The eclipse cooling of ganymede. (1965) (5)
- LOW MASS STARS IN AN OUTER FIELD IN NGC 6397 (1996) (5)
- Far-Ultraviolet Imaging of the Large Magellanic Cloud Populous Cluster NGC 1978 with WFPC2 (1997) (5)
- Spectroscopy and photometry of the distant radio galaxy 3C 343.1 (1977) (4)
- Observations of Jupiter’s Cloud Structure Near 8.5 μ (1971) (4)
- Design considerations for a novel phase-contrast adaptive-optic wavefront sensor (2002) (4)
- Upper Limits for the Visible Counterpart of the Hulse-Taylor Binary Pulsar (1976) (3)
- Correlation of simultaneous ultraviolet (0.36 μm) and infrared (8 to 14 μm) images of Venus (1979) (3)
- Infrared sky noise survey. [over observing sites in the U.S., Mexico, and Chile] (1974) (3)
- Limb Darkening Observations of Venus from 5 μ to 18 μ (1971) (3)
- Quadrant-CCD star tracker (1990) (3)
- The Double Quasar Q0957+561 (1979) (3)
- Instruments and Techniques (1977) (2)
- Some Astronomical Applications of Cross-Correlation Techniques (1965) (2)
- A SILICON VIDICON PHOTOMETER (1972) (2)
- Schlieren Technique for Studying Water Flow in Marine Animals (1965) (2)
- Gravity's Lens - Squinting at a Galaxy (1980) (1)
- New weak-line T Tauri stars in Orion from the ROSAT all-sky survey (2005) (1)
- 00957+561A 00957+561B - a Gravitational Lens Image Formed by a Galaxy at z= 0.4 (1980) (1)
- Inferring Heat Sources and Model Atmospheres from Voyager 2 Ultraviolet Spectrometer Occultation Data at Uranus (1991) (1)
- Wavefront sensing of atmospheric phase distortions at the Palomar 200-in. telescope and implications for adaptive optics (1997) (1)
- High Resolution Imaging of Jupiter at 5, 8-14, and 20 Microns (1977) (1)
- On the Nature of Ryle and Bailey's Candidate Star for the Pulsating Radio Source CP 1919 (1969) (1)
- Solidified gas samples for shock wave experimentation (1975) (1)
- High speed quadrant CCDs for adaptive optics (1990) (1)
- Science with the Second Wide Field and Planetary Camera (1992) (1)
- A Large-Format, High-Efficiency CCD Camera for the Hale Telescope (1984) (1)
- HST Imaging of the Circumstellar Nebulosity of T Tauri (1998) (1)
- Instrumentation - the Du-Pont Telescope - Anta-Barbara Computing Facility - Direct Image Tube Camera for Las-Campanas - Infrared Photometer for the Swope Telescope - Infrared Fabry-Perot Spectrometer - Prime-Focus Universal Extragalactic Instrument - (1979) (0)
- Infrared sky noise study (1972) (0)
- Structure of the Clouds of Jupiter by Correlated 5-Micron Spectroscopy and Areal Photometry (1977) (0)
- WFPC2 Observations of the Nuclear Starburst in NGC 253 (1994) (0)
- Performance Factors of Aircraft Fire Fighting and Rescue Vehicle Design (1979) (0)
- Hubble Space Telescope: A cosmic time machine (1991) (0)
- R. V. Pole Memorial Lecture: The Hubble space telescope (1986) (0)
- Forth-Language Software Development - Forth Language Software Development - Wide-Field Planetary Camera for Space Telescope (1979) (0)
- Method of directing a laser beam with very high accuracy (1969) (0)
- Positive Curvature of the Hubble Diagram for Galaxy Clusters. (1977) (0)
- Correlation of simultaneous ultraviolet /0.36 micron/ and infrared /8 to 14 microns/ images of Venus (1979) (0)
- Pressure Studies on Unicellular Algae, Marine Invertebrates and Biogenic Carbonates. (1971) (0)
- Application of silicon image tubes (SIVIT and SIT) to ground-based astronomy (1973) (0)
- A Short Review of the Present Status of Electronic Panoramic Detectors (1980) (0)
- The Hubble diagram for red magnitudes of bright cluster galaxies (1977) (0)
- 1.6-10 Μ OBSERVATIONS OF R DORADUS AND W HYDRAE (1971) (0)
- Reduction of PG:1115+080 Images (1991) (0)
- Five-micron pictures of Jupiter. [infrared and color photography] (1974) (0)
- Two-Dimensional Digital Vidicon Photometry of Mars. (1971) (0)
- Far Ultraviolet Imaging of the Core of NGC 6681 with WFPC-2 (1994) (0)
- The exponential relation between dissolved solids and flow rate reconsidered (1976) (0)
- Interview with James A. Westphal (2002) (0)
- coatings for Si CCD imagers: a comparison (1980) (0)
- Method and apparatus for aligning a laser beam projector Patent (1971) (0)
- Taking Jupiter's Picture in the Infrared (1974) (0)
- A Detailed Spectral Reflectivity Study a Detailed Spectral Reflectivity Study of Copernicus and Its Ejecta Title: Assistant Professor of Planetary Physics -2 (2010) (0)
- HUBBLE SPACE TELESCOPE WFPC2 IMAGING OF M16: PHOTOEVAPORATION AND EMERGING YOUNG STELLAR OBJECTS1 (2012) (0)
- Infrared Observations of Comets Ikeya-seki (1965f) and Bennett (1969i) (1972) (0)
- VizieR Online Data Catalog: Low-Mass Stars in Outer Field in NGC 6397 (Mould+, 1996) (1996) (0)
- The Use of Silicon Target S-T and Intensified Silicon Target (sit) Camera Tubes for Photometry, Spectroscopy and FIèLD Viewing (1977) (0)
- Current Status of the Wide Field Planetary Camera (1987) (0)
- An Electronic Seismic Dip Plotter (1958) (0)
- A Self-Contained Heating System for Cold Weather Operation of Fire Fighting Trucks (1977) (0)
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