(2872) Gentelec
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Asteroid (2872) Gentelec |
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| Properties of the orbit ( animation ) | |
| Orbit type | Middle main belt |
| Major semi-axis | 2.7401 ± 0.0001 AU |
| eccentricity | 0.121 ± 0.0005 |
| Perihelion - aphelion | 2.4086 ± 0.0013 AU - 3.0716 ± 0.00002 AU |
| Inclination of the orbit plane | 2.8736 ± 0.0432 ° |
| Length of the ascending node | 241.4764 ± 0.0001 ° |
| Argument of the periapsis | 238.7504 ± 0.0001 ° |
| Time of passage of the perihelion | April 6, 2019 |
| Sidereal period | 4.54 a ± 0.1219 d |
| Physical Properties | |
| Medium diameter | 13.629 ± 0.089 km |
| Albedo | 0.150 ± 0.016 |
| Rotation period | ≈10.624 ± 3.1872 h |
| Absolute brightness | 12.2 mag |
| Spectral class | SMASSII: D |
| history | |
| Explorer |
 Richard Eugene McCrosky , Cheng-yuan Shao , G. Schwartz , JH Bulger
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| Date of discovery | 5th September 1981 |
| Another name | 1981 RU ; 1972 TZ 3 ; 1977 XB |
| 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. | |
(2872) Gentelec ( 1981 RU ; 1972 TZ 3 ; 1977 XB ) is an approximately 14 kilometers large asteroid of the central main belt that was discovered on September 5, 1981 by the American astronomers Richard Eugene McCrosky , Cheng-yuan Shao , G. Schwartz and JH Bulger at Oak Ridge Observatory (then part of Harvard College Observatory as Agassiz Station ) ( IAU code 801).
designation
(2872) Gentelec was named after GTE Research Laboratories in Waltham , Middlesex County , Massachusetts.
See also
Web links
- (2872) Gentelec in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).
- (2872) Gentelec in the Small-Body Database of the Jet Propulsion Laboratory (English).
Individual evidence
- ^ 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 20, 2019] Original title: Dictionary of Minor Planet Names . First edition: Springer Verlag, Berlin, Heidelberg 1992): “1981 RU. Discovered 1981 Sept. 5 at the Oak Ridge Observatory at Harvard. "
| predecessor | asteroid | successor |
|---|---|---|
| (2871) Schober | numbering | (2873) Binzel |