Pelageya Fedorovna Shajn, née Sannikova (Пелагея Фёдоровна Шайн) (22 September 1894 – 27 August 1956), was a Russian astronomer in the Soviet Union, and the first woman credited with the discovery of a minor planet, at the Simeiz Observatory in 1928.
Pelageya Shajn was born in 1894 to a peasant family in the village Ostanin located in the Solikamsky District of the Perm Governorate.
[3] She was the wife of prominent Soviet astronomer Grigory Shajn, who was also her colleague at the Simeiz Observatory.
[4] Main-belt asteroid 1190 Pelagia, discovered in 1930 by Grigory Neujmin who worked at Simeiz, was named in her honor.
As with her husband, her last name, "Shajn", is sometimes given as "Schajn", "Shain" or "Shayn", the latter being the modern English transliteration.