Aleksandr Ivanov

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Ivanov, Aleksandr Aleksandrovich

 

Born Apr. 4 (16), 1867, in St. Petersburg; died Nov. 23, 1939, in Leningrad. Soviet astronomer. Specialist in celestial mechanics and practical astronomy. Corresponding member of the Academy of Sciences of the USSR (1925).

In 1889, Ivanov graduated from the University of St. Petersburg, where he was a professor from 1908 to 1929. From 1890 to 1901 he was an astronomer at the Pulkovo Observatory, becoming its director in 1919 and serving in this capacity until 1930. Ivanov investigated the variations in the latitude of the Pulkovo Observatory, worked out a theory of the earth’s shape and studied the distribution of the force of gravity on its surface, and investigated the motions of asteroids and comets. Ivanov generalized his pedagogical experience in a series of university courses in basic fields of astronomy. He was chairman of the Russian Astronomical Society (1906–10, 1913).

REFERENCE

A. A. Ivanov (1867–1939). Osnovnye daty zhizni i deiatel’nosti A.A. Ivanovo. Leningrad, 1949. (Contains a bibliography.)
References in periodicals archive ?
The controlled purchase method is the most effective method in the investigative work, Alexander Ivanov, Vice Chief of the Interior Ministry's Drug Trafficking Fighting Department, said.
Alexander Ivanov and his colleagues at the HSPH presented updated information on the use of PCT and PCT-dependent reagents (ProteoSolve-LRS Kit) for the efficient recovery of proteins from lipid-rich samples.
Last weekend, 71 competed in the new one-day version of the Queen City Open, now called a "tornado'' (given the four-round format), swept 4-0 in each of three rated sections by Alexander Ivanov of Newton, Erik Blatt of Vermont and Dan Reed of New Hampshire.
Alexander Ivanov (Harvard School of Public Health) gave an oral presentation on Tuesday, May 20th on the use of PCT and PCT-dependent reagents (ProteoSolve-LRS Kit) for the efficient recovery of proteins from lipid-rich adipose (fat) tissue.
Town showed increased urgency as the interval approach and Bulgarian international Alexander Ivanov was booked for a cynical challenge on Carter.
Also in this chess database, you can view 1,190 of GM Alexander Ivanov (of Newton) contests, 257 games of John Curdo (of Auburn) from the past seven decades, as well as 86 games of James Rizzitano of Southboro.
Alexander Ivanov of the Harvard School of Public Health commented: "This is a unique method that can concurrently extract, isolate, and fractionate four major classes of bio-molecules (DNA, RNA, proteins, and lipids) from various cells and tissues.
Alexander Ivanov of Newton won the ceremonial tiebreak for first at the 2nd Boston Chess Congress, but the five-way tie for first was shared by Elshon Moradiabadi of Iran, Robert Hungaski of New York, Steve Winer and David Vigorito, both of Mass.
Among reasons to close the air base President Bakiev named murder of Kyrgyz citizen Alexander Ivanov, environmental issues.
Alexander Ivanov of Newton split first with Mika Brattain of Lexington.
First board Alexander Ivanov drew, but Mika Brattain got the win on board three that sealed the drawn match shown live last week at www.
GM Alexander Ivanov, 57, of Newton won the 135th New York State Championship, also Labor Day weekend, over a 210-player field in Albany, clear first with 5-1.