(2422) Perovskaya

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Asteroid
(2422) Perovskaya
Properties of the orbit ( animation )
Orbit type Inner main belt
Major semi-axis 2.3289 ± 0.0001  AU
eccentricity 0.1973 ± 0.0004
Perihelion - aphelion 1.8695 ± 0.001 AU - 2.7883 ± 0.0001 AU
Inclination of the orbit plane 6.4074 ± 0.049 °
Length of the ascending node 159.9407 ± 0.3473 °
Argument of the periapsis 52.1167 ± 0.3643 °
Time of passage of the perihelion January 10, 2018
Sidereal period 3.55 a ± 0.0658 d
Physical Properties
Medium diameter 5.627 ± 0.031 km
Albedo 0.186 ± 0.025
Rotation period 40 h
Absolute brightness 13.1 mag
Spectral class S.
history
Explorer Soviet Union 1955Soviet Union Tamara Mikhailovna Smirnova
Date of discovery April 28, 1968
Another name 1968 HK 1 ; 1929 JE; 1936 HF; 1943 GU; 1950 EO; 1950 HO; 1975 GB
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.

(2422) Perovskaya ( 1968 HK 1 ; 1929 JE ; 1936 HF ; 1943 GU ; 1950 EO ; 1950 HO ; 1975 GB ) is an approximately six kilometers large asteroid of the inner main belt , which was removed on April 28, 1968 by the Russian (then: Soviet Union ) astronomer Tamara Mikhailovna Smirnova was discovered at the Crimean Observatory (Nautschnyj branch) on the Crimean peninsula ( IAU code 095).

designation

(2422) Perovskaya was named after Sofja Lvovna Perovskaya (1853–1881), who was executed after she had participated in the successful assassination attempt on Emperor Alexander II .

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 August 10, 2019] Original title: Dictionary of Minor Planet Names . First edition: Springer Verlag, Berlin, Heidelberg 1992): “1968 HK 1 . Discovered 1968 Apr. 28 by TM Smirnova at Nauchnyj. "