1123 Shapleya
| Discovery | |
|---|---|
| Discovered by | Neujmin, G. |
| Discovery date | 21 September 1928 |
| Orbital characteristics [1] | |
| Epoch 31 July 2016 (JD 2457600.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 87.55 yr (31979 days) |
| Aphelion | 2.5740346 AU (385.07010 Gm) |
| Perihelion | 1.8774730 AU (280.86596 Gm) |
| 2.2257538 AU (332.96803 Gm) | |
| Eccentricity | 0.1564777 |
| 3.32 yr (1212.9 d) | |
| 148.35946° | |
| 0° 17m 48.54s / day | |
| Inclination | 6.419413° |
| 79.907072° | |
| 317.54115° | |
| Earth MOID | 0.889687 AU (133.0953 Gm) |
| Jupiter MOID | 2.8333 AU (423.86 Gm) |
| Jupiter Tisserand parameter | 3.622 |
| Physical characteristics | |
| 52.92 h (2.205 d) | |
| 11.6 | |
|
| |
1123 Shapleya is a main belt asteroid orbiting the Sun. It makes a revolution around the Sun once every 3 years. The time it takes to complete one rotation is greater than 20 hours. It was discovered by Grigory Nikolaevich Neujmin on September 21, 1928. Its provisional designation was 1928 ST.[1] It was named after Harlow Shapley, the American astronomer and director of Harvard Observatory.[2]
References
- 1 2 3 "JPL Small-Body Database Browser". Retrieved 1 May 2016.
- ↑ Schmadel, Lutz D. (2003). Dictionary of Minor Planet Names. Springer. ISBN 3-540-00238-3.
External links
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