(2316) Jo-Ann Main-belt Asteroid
Discovered on 2 September 1980 by E. Bowell at Anderson Mesa.
Where Jo-Ann is today
Seen from above the solar system on 2026-10-14: Jo-Ann is 2.12 au from the Sun and 1.52 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 2316 |
| Provisional designation | 1980 RH |
| Orbit class | Main-belt Asteroid |
| Diameter | 12.9 km (#3,734 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0650 |
| Rotation period | 33.0 hours |
| Spectral type | C |
| Absolute magnitude (H) | 12.98 |
| Orbital period | 3.84 years |
| Semi-major axis | 2.45 au |
| Perihelion – aphelion | 2.04 – 2.86 au |
| Eccentricity | 0.168 |
| Inclination | 1.82° |
| Closest distance between its orbit and Earth's (MOID) | 1.02 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 2 September 1980
- (2451) Dollfus
- (2917) Sawyer Hogg
- (3217) Seidelmann
- (3255) Tholen
- (5364) Christophschafer
- (6280) Sicardy
- (8250) Cornell