(4840) Otaynang Main-belt Asteroid
Discovered on 23 October 1989 by Y. Oshima at Gekko.
Where Otaynang is today
Seen from above the solar system on 2026-10-14: Otaynang is 3.47 au from the Sun and 4.28 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 4840 |
| Provisional designation | 1989 UY |
| Orbit class | Main-belt Asteroid |
| Diameter | 21.2 km (#2,068 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0820 |
| Rotation period | 337 hours |
| Absolute magnitude (H) | 11.96 |
| Orbital period | 5.68 years |
| Semi-major axis | 3.18 au |
| Perihelion – aphelion | 2.88 – 3.49 au |
| Eccentricity | 0.0962 |
| Inclination | 15.2° |
| Closest distance between its orbit and Earth's (MOID) | 1.89 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 23 October 1989
- (4802) Khatchaturian
- (4972) Pachelbel
- (5478) Wartburg
- (5820) Babelsberg
- (5909) Nagoya
- (8158) Herder
- (13034) Nobuowatanabe
- (37573) Enricocaruso
- (48434) Maxbeckmann
- (48435) Jaspers
- (58163) Minnesang
- (100019) Gregorianik