(3163) Randi Mars-crossing Asteroid
Discovered on 28 August 1981 by C. T. Kowal at Palomar.
Where Randi is today
Seen from above the solar system on 2026-10-14: Randi is 2.38 au from the Sun and 1.80 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 3163 |
| Provisional designation | 1981 QM |
| Orbit class | Mars-crossing Asteroid |
| Diameter | 3.88 km (#13,026 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.337 |
| Rotation period | 59.5 hours |
| Absolute magnitude (H) | 14.1 |
| Orbital period | 3.70 years |
| Semi-major axis | 2.39 au |
| Perihelion – aphelion | 1.59 – 3.19 au |
| Eccentricity | 0.335 |
| Inclination | 3.09° |
| Closest distance between its orbit and Earth's (MOID) | 0.581 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 28 August 1981
More named asteroids discovered by C. T. Kowal
- (1876) Napolitania
- (1939) Loretta
- (1981) Midas
- (2060) Chiron
- (2063) Bacchus
- (2102) Tantalus
- (2134) Dennispalm
- (2241) Alcathous
- (2340) Hathor
- (2594) Acamas
- (2629) Rudra
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