2121 Sevastopol
| Discovery [1] | |
|---|---|
| Discovered by | T. Smirnova |
| Discovery site | CrAO (Nauchnyj) |
| Discovery date | 27 June 1971 |
| Designations | |
| MPC designation | 2121 Sevastopol |
|
Named after
|
Sevastopol city[2] |
| 1971 ME · 1932 HM 1936 WD · 1938 DY 1939 TO · 1952 SZ 1968 QJ1 · 1977 ED2 1978 WG |
|
| main-belt | |
| Orbital characteristics [1] | |
| Epoch 27 June 2015 (JD 2457200.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 78.52 yr (28,681 days) |
| Aphelion | 2.5735 AU |
| Perihelion | 1.7954 AU |
| 2.1845 AU | |
| Eccentricity | 0.1780 |
| 3.23 yr (1179.3 days) | |
| 210.78° | |
| Inclination | 4.3778° |
| 145.72° | |
| 160.18° | |
| Earth MOID | 0.7811 AU |
| Physical characteristics | |
| 2.91 h | |
| 12.2 mag | |
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|
| Discovery | |
|---|---|
| Discovered by | D. Higgins, P. Pravec, P. Kusnirak, J. Pollock, J. Oey, M. Husarik, G. Cervak, D. E. Reichart, K. M. Ivarsen, J. B. Haislip, and A. LaCluyze |
| Discovery date | 2010/07/23 |
| Light curve | |
| Orbital characteristics | |
| 26 km | |
| 1.546 d 13 hours, 6 minutes |
|
| 46 mas (maximum) | |
| Satellite of | 2121 Sevastopol |
| Physical characteristics | |
| Dimensions | 3.54 ± 0.17 km |
| Volume | 20.0-26.7 km3 (assumed) |
| 1.9 ± 0.1 fainter than primary | |
| ~16.1 | |
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2121 Sevastopol, provisionally designated 1971 ME, is a main-belt binary asteroid[3] discovered on June 27, 1971 by Tamara Smirnova at Crimean Astrophysical Observatory.[1]
The asteroid was named after the Crimean city on the 200th anniversary of its foundation.[2]
Satellite
In 2010 a moon was discovered around the asteroid, orbiting at a distance of 26 kilometers with a diameter of 3.54 ± 0.17 km.[3]
References
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