1218 Aster
| Discovery [1] | |
|---|---|
| Discovered by | K. Reinmuth |
| Discovery site | Heidelberg Obs. |
| Discovery date | 29 January 1932 |
| Designations | |
| MPC designation | 1218 Aster |
Named after | Aster[2] |
|
1932 BJ · 1978 TJ5 1978 VQ12 | |
| main-belt | |
| Orbital characteristics [1] | |
| Epoch 31 July 2016 (JD 2457600.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 83.84 yr (30622 days) |
| Aphelion | 2.5098 AU (375.46 Gm) |
| Perihelion | 2.0159 AU (301.57 Gm) |
| 2.2628 AU (338.51 Gm) | |
| Eccentricity | 0.10913 |
| 3.40 yr (1243.3 d) | |
| 300.99° | |
| 0° 17m 22.38s / day | |
| Inclination | 3.1572° |
| 63.824° | |
| 69.281° | |
| Earth MOID | 1.03148 AU (154.307 Gm) |
| Jupiter MOID | 2.52127 AU (377.177 Gm) |
| Jupiter Tisserand parameter | 3.609 |
| Physical characteristics | |
| 13.2 | |
|
| |
1218 Aster, provisional designation 1932 BJ, is a main-belt asteroid discovered on January 29, 1932, by Karl Reinmuth at Heidelberg Observatory in Germany.[1]
It was later named after the genus of flowers, Aster.[2]
References
- 1 2 3 "JPL Small-Body Database Browser: 1218 Aster (1932 BJ)" (2015-09-15 last obs.). Jet Propulsion Laboratory. Retrieved 30 April 2016.
- 1 2 Schmadel, Lutz D. (2003). Dictionary of Minor Planet Names – (1218) Aster. Springer Berlin Heidelberg. p. 101. ISBN 978-3-540-29925-7. Retrieved 22 August 2016.
External links
- Dictionary of Minor Planet Names, Google books
- 1218 Aster at the JPL Small-Body Database
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