1772 Gagarin
Shape model of Gagarin from its lightcurve | |
| Discovery | |
|---|---|
| Discovered by | L. Chernykh |
| Discovery site | Crimean Astrophysical Obs. |
| Discovery date | 6 February 1968 |
| Designations | |
| (1772) Gagarin | |
Named after | Yuri Gagarin (cosmonaut) |
| 1968 CB · 1940 GA 1942 VZ · 1948 ET 1960 FH · 1969 OO | |
| main-belt · (middle) | |
| Orbital characteristics | |
| Epoch 4 September 2017 (JD 2458000.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 76.21 yr (27,835 days) |
| Aphelion | 2.7924 AU |
| Perihelion | 2.2610 AU |
| 2.5267 AU | |
| Eccentricity | 0.1051 |
| 4.02 yr (1,467 days) | |
| 90.345° | |
| 0° 14m 43.44s / day | |
| Inclination | 5.7423° |
| 88.181° | |
| 93.442° | |
| Physical characteristics | |
| Dimensions | 8.00 km (derived) 8.838±0.644 9.634±0.105 km |
| 10.93791±0.00005 h 10.94130±0.00005 h 10.9430±0.0049 h 10.96 h | |
| 0.1380±0.0085 0.164±0.039 0.20 (assumed) | |
| L · S B–V = 0.920 | |
| 12.626±0.002 (R) · 12.7 · 12.80±0.45 · 12.85 | |
1772 Gagarin (prov. designation: 1968 CB) is a stony background asteroid from the central region of the asteroid belt, approximately 9 kilometers in diameter. It was discovered on 6 February 1968, by Russian astronomer Lyudmila Chernykh at the Crimean Astrophysical Observatory in Nauchnyj, on the Crimean Peninsula. The asteroid was named after cosmonaut Yuri Gagarin.