Georgij Albertovich Krasinsky (Георгий Альбертович Красинский, February 19, 1939;

Leningrad Saint Petersburg ( rus, links=no, Санкт-Петербург, a=Ru-Sankt Peterburg Leningrad Petrograd Piter.ogg, r=Sankt-Peterburg, p=ˈsankt pʲɪtʲɪrˈburk), formerly known as Petrograd (1914–1924) and later Leningrad (1924–1991), i ...

USSR The Soviet Union,. officially the Union of Soviet Socialist Republics. (USSR),. was a transcontinental country that spanned much of Eurasia from 1922 to 1991. A flagship communist state, it was nominally a federal union of fifteen nationa ...

– March 17, 2011,

Saint Petersburg Saint Petersburg ( rus, links=no, Санкт-Петербург, a=Ru-Sankt Peterburg Leningrad Petrograd Piter.ogg, r=Sankt-Peterburg, p=ˈsankt pʲɪtʲɪrˈburk), formerly known as Petrograd (1914–1924) and later Leningrad (1924–1991), i ...

) was a Russian

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 ...

active at the

Institute of Applied Astronomy The Institute of Applied Astronomy of the Russian Academy of Sciences (''name in Russian'': Институт прикладной астрономии — ''official name in Russian'': Федеральное государственное бюдж� ...

Russian Academy of Science The Russian Academy of Sciences (RAS; russian: Росси́йская акаде́мия нау́к (РАН) ''Rossíyskaya akadémiya naúk'') consists of the national academy of Russia; a network of scientific research institutes from across t ...

St Petersburg Saint Petersburg ( rus, links=no, Санкт-Петербург, a=Ru-Sankt Peterburg Leningrad Petrograd Piter.ogg, r=Sankt-Peterburg, p=ˈsankt pʲɪtʲɪrˈburk), formerly known as Petrograd (1914–1924) and later Leningrad (1924–1991), i ...

. He was notable for research on planetary motions and

ephemerides In astronomy and celestial navigation, an ephemeris (pl. ephemerides; ) is a book with tables that gives the trajectory of naturally occurring astronomical objects as well as artificial satellites in the sky, i.e., the position (and possibly vel ...

. Krasinsky graduated in 1961 from the Faculty of Mathematics and Mechanics of

Leningrad State University Saint Petersburg State University (SPBU; russian: Санкт-Петербургский государственный университет) is a public research university in Saint Petersburg, Russia. Founded in 1724 by a decree of Peter the G ...

. He then became a graduate student and, subsequently, an employee of the Институт теоретической астрономии АН СССР (Institute of Theoretical Astronomy,

Academy of Sciences of the USSR 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 ...

). In 1965 he successfully defended his thesis for the Russian

Candidate of Science Candidate of Sciences (russian: кандидат наук, translit=kandidat nauk) is the first of two doctoral level scientific degrees in Russia and the Commonwealth of Independent States. It is formally classified as UNESCO's ISCED level 8, "do ...

degree (Ph.D.) in physical and mathematical sciences. In 1988 he was transferred to the Institute of Applied Astronomy of the Academy of Sciences of the USSR. There in 1989 he completed his dissertation for the Russian

Doctor of Sciences Doctor of Sciences ( rus, доктор наук, p=ˈdoktər nɐˈuk, abbreviated д-р наук or д. н.; uk, доктор наук; bg, доктор на науките; be, доктар навук) is a higher doctoral degree in the Russi ...

degree (similar to

habilitation Habilitation is the highest university degree, or the procedure by which it is achieved, in many European countries. The candidate fulfills a university's set criteria of excellence in research, teaching and further education, usually including a ...

). Krasinsky and colleagues developed and implemented a problem-oriented language SLON and a software system (called the ERA system) for solving problems in dynamic and ephemeris astronomy. (ERA is the acronym for "Ephemerides for Research in Astronomy".) Krasinsky and colleagues applied the ERA software system to develop a high-precision, long-term numerical theory of the motions of our solar system's planets and Earth's moon. Krasinsky was the president of

IAU The International Astronomical Union (IAU; french: link=yes, Union astronomique internationale, UAI) is a nongovernmental organisation with the objective of advancing astronomy in all aspects, including promoting astronomical research, outreach ...

commission 4-DI on ephemerides during 2003-2006. The

asteroid An asteroid is a minor planet of the inner Solar System. Sizes and shapes of asteroids vary significantly, ranging from 1-meter rocks to a dwarf planet almost 1000 km in diameter; they are rocky, metallic or icy bodies with no atmosphere. ...

5714 Krasinsky is named after him. Krasinsky was awarded in 1980 the

Order of the Badge of Honour The Order of the Badge of Honour (russian: орден «Знак Почёта», orden "Znak Pochyota") was a civilian award of the Soviet Union. It was established on 25 November 1935, and was conferred on citizens of the USSR for outstanding ...

and in 1982 the

USSR State Prize The USSR State Prize (russian: links=no, Государственная премия СССР, Gosudarstvennaya premiya SSSR) was the Soviet Union's state honor. It was established on 9 September 1966. After the dissolution of the Soviet Union, t ...

. He made important contributions to the theory and implementation of Russia's radio interferometric complex "Kvazar-KVO" created at the Институт прикладной астрономии (Institute of Applied Astronomy) of the Russian Academy of Sciences (RAS). For his contribution to the creation of the complex, Krasinsky in 2002 was awarded the Order of Honour. His students include

Elena V. Pitjeva __NOTOC__ Elena Vladimirovna Pitjeva (Елена Владимировна Питьева) is a Russian astronomer working at the Institute of Applied Astronomy, Russian Academy of Sciences, St. Petersburg. She has published over 100 articles, as li ...

Selected publications

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References

{{DEFAULTSORT:Krasinsky, Georgij A. Soviet astronomers 1939 births 2011 deaths 21st-century Russian astronomers 20th-century Russian astronomers Scientists from Saint Petersburg