(5630) Billschaefer Main-belt Asteroid
Discovered on 21 March 1993 by J. B. Child at Palomar.
Where Billschaefer is today
Seen from above the solar system on 2026-10-14: Billschaefer is 2.10 au from the Sun and 3.04 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 5630 |
| Provisional designation | 1993 FZ |
| Orbit class | Main-belt Asteroid |
| Diameter | 4.79 km (#11,035 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.308 |
| Rotation period | 69.0 hours |
| Absolute magnitude (H) | 13.78 |
| Orbital period | 3.36 years |
| Semi-major axis | 2.24 au |
| Perihelion – aphelion | 1.93 – 2.56 au |
| Eccentricity | 0.140 |
| Inclination | 2.90° |
| Closest distance between its orbit and Earth's (MOID) | 0.919 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 21 March 1993
- (6102) Visby
- (6528) Boden
- (6796) Sundsvall
- (6797) Ostersund
- (7595) Vaxjo
- (7831) Francois-Xavier
- (8535) Pellesvanslos
- (8536) Mans
- (8537) Billochbull
- (8538) Gammelmaja
- (8697) Olofsson
- (9621) Michaelpalin