Grigori Abramowitsch Schain

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Discovered asteroids : 3
Wanda (asteroid) August 16, 1925
Grubba (asteroid) June 22, 1925
Ukraine (asteroid) August 16, 1925

Grigori Abramowitsch Schain ( Russian Григорий Абрамович Шайн ; born April 19, 1892 in Odessa , † August 4, 1956 in Moscow ) was a Soviet astronomer . His last name is often recorded as Shayn in modern English literature , but his astronomical accomplishments go under the name of G. Shajn. Another common spelling is Schajn .

life and work

Shain was the husband of Pelageja Feodorovna Shain (Пелагея Фёдоровна Шайн), also a Russian astronomer.

Schain worked in the field of astro spectroscopy and the physics of gas nebulae . Together with Otto von Struve , he studied the rapid rotation of stars of young spectral classes and measured the radial velocity of stars. He discovered new gas nebulae and anomalous isotopic abundance of 13 C in stellar atmospheres.

Schain became a member of the Russian Academy of Sciences in 1939 and was also a member of numerous foreign organizations such as the Royal Astronomical Society . From 1945 to 1952 he was director of the Crimean Observatory .

He discovered some asteroids and was a co-discoverer of the non-periodic comet C / 1925 F1 (Shajn-Comas Solá), also known as Comet 1925 VI or Comet 1925a. The periodic comet 61P / Shajn-Schaldach was not discovered by him, but by his wife.

Membership and Honors

In 1947 Schain was elected to the American Academy of Arts and Sciences .

The lunar crater Shayn and the asteroid (1648) Shajna were named after him and his wife.

Web links

Individual evidence

  1. ^ Members of the American Academy. Listed by election year, 1900-1949 ( PDF ). Retrieved October 11, 2015
personal data
SURNAME Schain, Grigory Abramowitsch
ALTERNATIVE NAMES Shajn; Schajn; Shayn
BRIEF DESCRIPTION soviet astronomer
DATE OF BIRTH April 19, 1892
PLACE OF BIRTH Odessa
DATE OF DEATH 4th August 1956
Place of death Moscow