Ada Margaret Brayton

Ada Margaret Brayton was a life member of the American Astronomical Society, and co-author of the monumental book, Spectroscopic Absolute Magnitudes and Distances of 4719 Stars that increased the number of stars of known distance one hundred-fold.

Early life

Ada Margaret Brayton was born in Nebraska, the daughter of Franklin B. Brayton and Grace Treloar.[1]

Career
The top of the 150-Foot Solar Tower Observatory on Mt. Wilson

She was a member of the staff of Mount Wilson Observatory, the Astronomical Computer Department of stellar spectroscopy. She was a life member of the American Astronomical Society and member of the Archaeological Society of New Mexico.[1] In 1920 she found that the radial velocity of the star Boss 3644 was variable thanks to her measures of three spectrograms made with the 60-inch reflector and single prism spectrograph.[2] In 1935, Brayton, together with Walter Sydney Adams, Alfred H. Joy (1882-1973), and Milton La Salle Humason (1891-1972), published a monumental book, Spectroscopic Absolute Magnitudes and Distances of 4719 Stars that increased the number of stars of known distance by one hundred-fold.[3]

She was an accredited teacher, translator and interpreter of Spanish.[1]

She was the first vice-president of California Federation of Business & Professional Women's Clubs and president of Pasadena Business and Professional Women's Club from 1928 to 1929.[4][1][5]

She was the president of the Pasadena Chapter of the Grenfell Association of America.[1]

She was a member of the Lucretia Garfield Circle and the Ladies of G. A. R.[1]

Personal life

She lived at 469 Ladera Street, Pasadena, California,[1] with her brother, Wilbur Newman Brayton (died 1940), a veteran of World War I.[6]

Legacy

In 1924 The Ada Margaret Brayton Endowment Fund of $20,000.00 ($279,112.14 in 2017)[7] was established to be used for the best interest of the California Federation of Business and Professional Women's Clubs, Inc. [8]

References
  1. Binheim, Max; Elvin, Charles A (1928). Women of the West; a series of biographical sketches of living eminent women in the eleven western states of the United States of America. p. 26. Retrieved 8 August 2017. This article incorporates text from this source, which is in the public domain.
  2. Duncan, J. C. (1921). "No. 212. The spectroscopic binary Boss 3644 Virginis". Contributions from the Mount Wilson Observatory / Carnegie Institution of Washington. 212: 1. Bibcode:1921CMWCI.212....1D. Retrieved 3 October 2017.
  3. Trimble, Virginia; Williams, Thomas R.; Bracher, Katherine; Jarrell, Richard; Marché, Jordan D.; Ragep, F. Jamil (2007). Biographical Encyclopedia of Astronomers. Springer Science & Business Media. p. 14. ISBN 9780387304007. Retrieved 3 October 2017.
  4. "Past State Presidents". CFBPW. Retrieved 3 October 2017.
  5. "Women's Clubs Name Officers - 11 Sep 1928, Tue • Page 12". Oakland Tribune: 12. 1928. Retrieved 3 October 2017.
  6. "Legion to Officate at Veteran's Funeral - 29 Jun 1940, Sat • Page 15". The Los Angeles Times: 15. 1940. Retrieved 3 October 2017.
  7. "DollarTimes". Retrieved 3 October 2017.
  8. The business woman. San Francisco Business and Professional Women's Club. 1924. Retrieved 3 October 2017.
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