(2746) Hissao

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Asteroid
(2746) Hissao
Properties of the orbit ( animation )
Epoch:  April 27, 2019 ( JD 2,458,600.5)
Orbit type Inner main belt
Major semi-axis 2.248 ± 0.0001  AU
eccentricity 0.0849 ± 0.0003
Perihelion - aphelion 2.0572 ± 0.0007 AU - 2.4389 ± 0.0001 AU
Inclination of the orbit plane 3.9762 ± 0.0441 °
Length of the ascending node 177.1697 ± 0.5251 °
Argument of the periapsis 322.5004 ± 0.5926 °
Time of passage of the perihelion November 30, 2017
Sidereal period 3.37 a ± 0.0559 d
Physical Properties
Medium diameter 5.221 ± 0.238 km
Albedo 0.373 ± 0.078
Rotation period 3.1848 h
Absolute brightness 13.2 mag
Spectral class SMASSII: Sr
history
Explorer Soviet Union 1955Soviet Union Nikolai Stepanowitsch Tschernych
Date of discovery 22nd September 1979
Another name 1979 SJ 9 ; 1927 FB; 1954 GA; 1974 CE 1 ; 1981 GA
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.

(2746) Hissao ( 1979 SJ 9 ; 1927 FB ; 1954 GA ; 1974 CE 1 ; 1981 GA ) is an approximately five kilometers large asteroid of the inner main belt , which was discovered on September 22, 1979 by the Russian (then: Soviet Union ) astronomer Nikolai Stepanowitsch Tschernych was discovered at the Crimean Observatory (Nautschnyj branch) on the Crimean peninsula ( IAU code 095).

designation

(2746) Hissao was named after the Gissarskaya Astronomitscheskaja Obserwatorija (IAU code 190) in Hissor , which is 14 kilometers southeast of Dushanbe , the capital of today's Tajikistan . This observatory is part of the Institute of Astrophysics of the Tajik Academy of Sciences .

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): “1979 SJ 9 . Discovered 1979 Sept. 22 by NS Chernykh at Nauchnyj. "
predecessor asteroid successor
(2745) San Martin numbering (2747) Cesky Krumlov