Sergey Pavlovich Glazenap (russian: Серге́й Павлович Глазенап; 13(25) September 1848 - 12 April 1937) was a

Russian Russian(s) refers to anything related to Russia, including: *Russians (, ''russkiye''), an ethnic group of the East Slavic peoples, primarily living in Russia and neighboring countries *Rossiyane (), Russian language term for all citizens and peo ...

and

Soviet The Soviet Union,. officially the Union of Soviet Socialist Republics. (USSR),. was a List of former transcontinental countries#Since 1700, transcontinental country that spanned much of Eurasia from 1922 to 1991. A flagship communist state, ...

astronomer An astronomer is a scientist in the field of astronomy who focuses their studies on a specific question or field outside the scope of Earth. They observe astronomical objects such as stars, planets, natural satellite, moons, comets and galaxy, g ...

, honorary member of the

Soviet Academy of Sciences The Academy of Sciences of the Soviet Union was the highest scientific institution of the Soviet Union from 1925 to 1991, uniting the country's leading scientists, subordinated directly to the Council of Ministers of the Soviet Union (until 1946 ...

(1929), and

Hero of Socialist Labor The Hero of Socialist Labour (russian: links=no, Герой Социалистического Труда, Geroy Sotsialisticheskogo Truda) was an honorific title in the Soviet Union and other Warsaw Pact countries from 1938 to 1991. It repre ...

(1932). In some publications, particularly in the 19th century, his last name was given as S. de Glasenapp (in French) or von Glasenapp (in German). He published ''Orbites des étoiles doubles du catalogue de Poulkova'', a study of

double star In observational astronomy, a double star or visual double is a pair of stars that appear close to each other as viewed from Earth, especially with the aid of optical telescopes. This occurs because the pair either forms a binary star (i.e. a bi ...

s, for which he was awarded the

Valz Prize The Valz Prize ''(Prix Valz)'' was awarded by the French Academy of Sciences, from 1877 through 1970, to honor advances in astronomy. History The Valz Prize was established in June 1874 when the widow of astronomer Benjamin Valz, Marie Madeleine J ...

in 1890. Glazenap crater on the

Moon The Moon is Earth's only natural satellite. It is the fifth largest satellite in the Solar System and the largest and most massive relative to its parent planet, with a diameter about one-quarter that of Earth (comparable to the width of ...

and the minor planet

857 Glasenappia 857 Glasenappia is a minor planet orbiting the Sun. It was named after Russian astronomer Sergey Glazenap, who was often referred to as "S. de Glasenapp" in pre-Russian Revolution, Revolution publications. References External links

* * ...

have been named after him.

References

Russian astronomers 1848 births 1937 deaths Heroes of Socialist Labour {{Europe-astronomer-stub