The American Astronomical Society honored her work by awarding her the Annie J. Cannon Prize in 1985.
[1] Her special areas of study include chemical abundances of stars, planetary nebulae, and H II regions (interstellar gas containing ionized hydrogen).
[2] She also discovered in 1973 on photographic plates the recurrent nova V3890 Sagittarii, which erupted in May or June 1962, April 1990, and on 27 August 2019.
In 1989 she won the Newton Lacy Pierce Prize in Astronomy from the American Astronomical Society.
In 1984 she won the Annie J. Cannon Award in Astronomy from the American Association of University Women/American Astronomical Society.