(2956) Yeomans
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Asteroid (2956) Yeomans |
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| Properties of the orbit ( animation ) | |
| Orbit type | Middle main belt |
| Major semi-axis | 2.766 ± 0.00001 AU |
| eccentricity | 0.0913 ± 0.0003 |
| Perihelion - aphelion | 2.5134 ± 0.0009 AU - 3.0186 ± 0.0001 AU |
| Inclination of the orbit plane | 2.869 ± 0.035 ° |
| Length of the ascending node | 112.2019 ± 0.7281 ° |
| Argument of the periapsis | 124.2828 ± 0.7522 ° |
| Time of passage of the perihelion | 3rd May 2019 |
| Sidereal period | 4.6 a ± 0.0967 d |
| Physical Properties | |
| Medium diameter | 9.350 ± 0.183 km |
| Albedo | 0.292 ± 0.014 |
| Rotation period | ≈3.4 ± 1.02 h |
| Absolute brightness | 12.3 mag |
| Spectral class | SMASSII: Sr |
| history | |
| Explorer |
 Edward LG Bowell
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| Date of discovery | April 28, 1982 |
| Another name | 1982 HN 1 ; 1950 JG; 1974 RN 1 ; 1977 DL 10 |
| 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. | |
(2956) Yeomans ( 1982 HN 1 ; 1950 JG ; 1974 RN 1 ; 1977 DL 10 ) is an approximately nine kilometers large asteroid of the central main belt that was discovered on April 28, 1982 by the American astronomer Edward LG Bowell at the Lowell Observatory , Anderson Mesa Station ( Anderson Mesa ) near Flagstaff , Arizona ( IAU code 688) was discovered.
designation
(2956) Yeomans was named after the celestial mechanic Donald K. Yeomans , who worked at the Jet Propulsion Laboratory and was a specialist at the International Halley Watch .
See also
Web links
- (2956) Yeomans in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).
- (2956) Yeomans in the Small-Body Database of the Jet Propulsion Laboratory .
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 25, 2019] Original title: Dictionary of Minor Planet Names . First edition: Springer Verlag, Berlin, Heidelberg 1992): “1982 HN 1 . Discovered 1982 Apr. 28 by E. Bowell at Anderson Mesa. "
| predecessor | asteroid | successor |
|---|---|---|
| (2955) Newburn | numbering | (2957) Tatsuo |