(2685) Masursky Main-belt Asteroid
Discovered on 3 May 1981 by E. Bowell at Anderson Mesa.
Where Masursky is today
Seen from above the solar system on 2026-10-14: Masursky is 2.57 au from the Sun and 3.41 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 2685 |
| Provisional designation | 1981 JN |
| Orbit class | Main-belt Asteroid |
| Diameter | 10.7 km (#4,713 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.114 |
| Rotation period | 59.5 hours |
| Absolute magnitude (H) | 12.28 |
| Orbital period | 4.12 years |
| Semi-major axis | 2.57 au |
| Perihelion – aphelion | 2.29 – 2.85 au |
| Eccentricity | 0.110 |
| Inclination | 12.1° |
| Closest distance between its orbit and Earth's (MOID) | 1.33 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 3 May 1981
- (2411) Zellner
- (2844) Hess
- (2920) Automedon
- (3208) Lunn
- (3748) Tatum
- (3869) Norton
- (4396) Gressmann
- (4732) Froeschle
- (9000) Hal