(2754) Efimov

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Asteroid
(2754) Efimov
Properties of the orbit ( animation )
Epoch:  April 27, 2019 ( JD 2,458,600.5)
Orbit type Inner main belt
Major semi-axis 2.2288 ± 0.0001  AU
eccentricity 0.232 ± 0.0005
Perihelion - aphelion 1.7117 ± 0.0011 AU - 2.7459 ± 0.0001 AU
Inclination of the orbit plane 5.7118 ± 0.0332 °
Length of the ascending node 275.1245 ± 0.4984 °
Argument of the periapsis 91.098 ± 0.5019 °
Time of passage of the perihelion January 28, 2020
Sidereal period 3.33 a ± 0.1236 d
Physical Properties
Rotation period 2.44967 h
Absolute brightness 13.6 mag
Spectral class SMASSII: Sa
history
Explorer Soviet Union 1955Soviet Union Tamara Mikhailovna Smirnova
Date of discovery August 13, 1966
Another name 1966 PD ; 1933 WF; 1966 RB; 1973 YR 1
Source: Unless otherwise stated, the data comes from JPL Small-Body Database Browser . The affiliation to an asteroid family is automatically determined from the AstDyS-2 database . Please also note the note on asteroid items.

(2754) Efimov ( 1966 PD ; 1933 WF ; 1966 RB ; 1973 YR 1 ) is an asteroid of the main inner belt that was discovered on August 13, 1966 by the Russian (then: Soviet Union ) astronomer Tamara Michailovna Smirnova at the Crimean Observatory (Nautschnyj ) was discovered on the Crimean peninsula ( IAU code 095).

designation

(2754) Efimov was named after the pilot Mikhail Nikiforowitsch Efimow (1881-1919).

See also

Web links

Individual evidence

  1. ^ Lutz D. Schmadel : Dictionary of Minor Planet Names . Fifth Revised and Enlarged Edition. Ed .: Lutz D. Schmadel. 5th edition. Springer Verlag , Berlin , Heidelberg 2003, ISBN 978-3-540-29925-7 , pp.  186 (English, 992 pp., Link.springer.com [ONLINE; accessed on September 11, 2019] Original title: Dictionary of Minor Planet Names . First edition: Springer Verlag, Berlin, Heidelberg 1992): “1966 PD. Discovered 1966 Aug. 13 by TM Smirnova at Nauchnyj. "
predecessor asteroid successor
(2753) Duncan numbering (2755) Avicenna