Frank Elmore Ross


Related Overviews

Simon Newcomb (1835—1909)


More Like This

Show all results sharing this subject:

  • Astronomy and Astrophysics


Show Summary Details

Quick Reference


Americanastronomer. Working under S. Newcomb, he calculated an orbit for Phoebe, discovered in 1898. He designed and built the first photographic zenith tube, completed in 1911. He spent the years 1915–24 developing emulsions and lenses for astrophotography, including coma-correcting lenses for large reflectors. A photographic survey (1924–39) yielded the Ross Catalogue of 869 stars with large proper motion. He photographed Mars and Venus from Mount Wilson, discovering markings in Venus's clouds in the ultraviolet.

Subjects: Astronomy and Astrophysics.

Reference entries

Users without a subscription are not able to see the full content. Please, subscribe or login to access all content.