Alexander William Roberts
#140,286
Most Influential Person Across History
South African teacher and astronomer
Alexander William Roberts's AcademicInfluence.com Rankings
Alexander William Robertsphysics Degrees
Physics
#5842
Historical Rank
Cosmology
#381
Historical Rank
Astronomy
#954
Historical Rank
Astrophysics
#1063
Historical Rank

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Physics
Alexander William Roberts's Degrees
- Bachelors Physics University of Cape Town
- Masters Astronomy University of Cape Town
- PhD Astronomy University of Cape Town
Why Is Alexander William Roberts Influential?
(Suggest an Edit or Addition)According to Wikipedia, The Hon. Alexander William Roberts FRSE FRAS FRSSA was Scottish-born, South African teacher and an amateur astronomer. He was an expert on the stars of the southern hemisphere and did much mapping of these stars. He was affectionately known as Roberts of Lovedale.
Alexander William Roberts'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
- Density of Close Double Stars (1899) (8)
- On a Method of Determining the Absolute Dimensions of an Algol Variable Star (1906) (7)
- On the Relation existing between the Light Changes and the Orbital Elements of a close Binary System, with special reference to the Figure and Density of the Variable Star RR Centauri (1903) (4)
- Variation of (3416)-Velorum and (5949)-Arae (1894) (3)
- Southern Variable Stars (1892) (2)
- CATALOGUE OF VARIABLE STARS SOUTH OF −30° DECLINATION (2)
- Mass, proper motion and position of α centauri (2)
- On the orbits of the algol variables RR Puppis and V Puppis. (1901) (2)
- Orbit of RS Sagittarii (1896) (2)
- An Investigation concerning the Position Error affecting Eye-Estimates of Star Magnitudes (1897) (2)
- Orbit of a Centauri (2)
- Close Binary Systems and Their Relation to Short Period Variations (1895) (2)
- Observations and periods of some southern variables (1893) (1)
- Further Note on the Density and Prolateness of close Binary Stars (1905) (1)
- A Marine Community (1)
- COMPUTATION OF ORBIT OF THE COMES OF SIRIUS (1)
- Secular variation in the period of R Carinæ (1901) (1)
- CENTRAL PATH OF SOLAR ECLIPSES VISIBLE IN SOUTH AFRICA AS TOTAL OR ANNULAR ECLIPSES, DURING THE TWENTIETH CENTURY (1)
- Probable variation of Argelander's Zone Catalogue 18h, 1913 (1901) (1)
- An inquiry into the variation of the spectroscopic binary kappa Pavonis. (1911) (1)
- Period of 2776 W Puppis (1899) (0)
- Feast of Strange Fish (0)
- Observations of Variable Stars in the Southern Hemisphere in 1892 (1893) (0)
- Notes on a Method of Determining the Value of the Light Ratio. (1896) (0)
- The Decorating Spider Crab (0)
- A PRELIMINARY DETERMINATION OF THE ABSORPTION OF LIGHT BY THE EARTH'S ATMOSPHERE (0)
- Note on certain Anomalies observed in Radial Velocity Curves (1906) (0)
- Report of his observatory (Lovedale, S. Africa), 1922 (1923) (0)
- Marine and Land Hermit Crabs (0)
- Nest-Building Fish, Gastebosteide (0)
- Variables of short period (1894) (0)
- The Great Sunfish (0)
- Certain Considerations Concerning the Accuracy of Eye-Estimates of Magnitudes by the Method of Sequences. (1896) (0)
- Note on the orbit of a Centauri (0)
- Density and Figure of Close Binary Stars (1901) (0)
- Proper Motion of the Southern Short Period Variables L Carinœ and K Pavonis (1897) (0)
- The elimination of position-error in the observation of variable-stars (1896) (0)
- Parallax of a centauri from meridian observations 1879–1881 (0)
- Reports of his Observatory (Lovedale, S. Africa) (1912) (0)
- VARIATION OF L 6887 (R. Arœ) (0)
- Note on Dr. Doberck's determination of the orbit of α Centauri (0)
- Supposed new southern variable (1896) (0)
- The Japanese and Chinese Sections of the Berlin International Fisheries Exhibition (0)
- On the variable 2852 V Puppis (1900) (0)
- New long-period variable in Carina (1914) (0)
- Note on Father Stein's paper “On Dr. Roberts' method of determining the absolute dimensions of an Algol Variable Star” (1908) (0)
- Note on the orbit of Sirius (0)
- Graphical solutions of the orbit of Sirius (1894) (0)
- Period of 6760 K Pavonis (1904) (0)
- New Uses for Old Tin Cans (0)
- The Granny Whale (0)
- Light Curve of S Arœ (Chandler 6429.) (1901) (0)
- Variation of T Centauri (Ch. 4896) (1896) (0)
- Certain considerations regarding Algol Variation, with special reference to C.P.D.— 41°·4511 (0)
- Observations of southern variable stars (1895) (0)
- Position and Parallax of β Centauri (0)
- New short-period variable (1894) (0)
- LATITUDE OF LOVEDALE (0)
- VARIABLE STAR OBSERVING AND RESULTS FROM OBSERVATIONS MADE AT LOVEDALE, SOUTH AFRICA (0)
- Lacaille 5861, short-period variable, class II (1896) (0)
- Operculums and Eyestones (0)
- The Variable Star R Centauri (1901) (0)
- Variation of R Horologii during 1900 (1901) (0)
- Variation of T Centauri (1901) (0)
- Batoidei, or Rays (0)
- Note on the Period of T Centauri (1896) (0)
- Systematic variation in the difference between the declinations of α2 and α1 Centauri (0)
- Notes on certain southern short-period variables (1900) (0)
- Southern Algol-variables (1896) (0)
- Period of 3416 S Velorum (1895) (0)
- New southern Algol-variable (1901) (0)
- Section for the Observation of Variable Stars (0)
- On the variation of S Arae. (1911) (0)
- Southern variable stars-a request (1896) (0)
- On the Variation of S Carinæ (1902) (0)
- Position and proper motion of β Centauri (0)
- VARIATION OF LACAILLE 5861 (0)
- New variable near S Velorum (1895) (0)
- Ch. 8093 R INDI (1901) (0)
- The Winkle, or Ladle-Shell (1881) (0)
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