(2813) Zappala Main-belt Asteroid
Discovered on 24 November 1981 by E. Bowell at Anderson Mesa.
Where Zappala is today
Seen from above the solar system on 2026-10-14: Zappala is 2.72 au from the Sun and 2.39 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 2813 |
| Provisional designation | 1981 WZ |
| Orbit class | Main-belt Asteroid |
| Diameter | 32.0 km (#1,274 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0440 |
| Rotation period | 18.2 hours |
| Spectral type | T |
| Absolute magnitude (H) | 10.93 |
| Orbital period | 5.54 years |
| Semi-major axis | 3.13 au |
| Perihelion – aphelion | 2.65 – 3.62 au |
| Eccentricity | 0.155 |
| Inclination | 14.8° |
| Closest distance between its orbit and Earth's (MOID) | 1.70 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 24 November 1981
- (2633) Bishop
- (2708) Burns
- (3172) Hirst
- (3173) McNaught
- (3454) Lieske
- (3853) Haas
- (3944) Halliday
- (4024) Ronan
- (4025) Ridley
- (5500) Twilley
- (6628) Dondelia
- (7738) Heyman