Elizabeth Roemer

Elizabeth "Pat" Roemer (September 4, 1929April 8, 2016) was an American astronomer and educator. Her works focused on comets and minor planets. 
She was well-known for the recovery of lost comets, as well as for her discovery of two asteroids, the co-discovery of Jupiter's moon Themisto, and for the asteroid 1657 Roemera that was named in her honor. She was born in Oakland, California.
Roemer died on April 8, 2016 in Tucson, Arizona at the age of 86.