14789 GAISH
| Discovery | |
|---|---|
| Discovered by | L. Chernykh |
| Discovery site | Crimean Astrophysical Obs. |
| Discovery date | 8 October 1969 |
| Designations | |
| (14789) GAISH | |
Named after | Sternberg Astronomical Institute (GAISh) (Moscow State University) |
| 1969 TY1 · 1995 KQ2 1996 QW2 · 1999 CH69 | |
| main-belt · (outer) background | |
| Orbital characteristics | |
| Epoch 23 March 2018 (JD 2458200.5) | |
| Uncertainty parameter 0 | |
| Observation arc | 47.65 yr (17,405 d) |
| Aphelion | 3.4121 AU |
| Perihelion | 2.8333 AU |
| 3.1227 AU | |
| Eccentricity | 0.0927 |
| 5.52 yr (2,016 d) | |
| 301.75° | |
| 0° 10m 42.96s / day | |
| Inclination | 5.8175° |
| 200.22° | |
| 161.64° | |
| Physical characteristics | |
| 11.42 km (calculated) 15.256±0.211 km | |
| 8.086±0.0032 h | |
| 0.057 (assumed) 0.076±0.017 | |
| C (assumed) | |
| 12.5 12.8 12.990±0.008 (R) 13.44 | |
14789 GAISh, provisional designation 1969 TY1, is a dark background asteroid from the outer regions of the asteroid belt, approximately 15 kilometers (9 miles) in diameter. It was discovered on 8 October 1969, by Soviet astronomer Lyudmila Chernykh of the Crimean Astrophysical Observatory at Nauchnij, on the Crimean peninsula. The assumed C-type asteroid has a rotation period of 8.1 hours and possibly an elongated shape. It was named for the Russian Sternberg Astronomical Institute (GAISh) of Moscow State University.