(1230) Riceia Main-belt Asteroid
Discovered on 9 October 1931 by K. Reinmuth at Heidelberg.
Where Riceia is today
Seen from above the solar system on 2026-10-14: Riceia is 2.11 au from the Sun and 1.15 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 1230 |
| Provisional designation | 1931 TX1 |
| Orbit class | Main-belt Asteroid |
| Diameter | 6.19 km (#8,643 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.318 |
| Rotation period | 6.60 hours |
| Absolute magnitude (H) | 12.96 |
| Orbital period | 4.13 years |
| Semi-major axis | 2.57 au |
| Perihelion – aphelion | 2.11 – 3.03 au |
| Eccentricity | 0.179 |
| Inclination | 10.5° |
| Closest distance between its orbit and Earth's (MOID) | 1.12 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 9 October 1931
- (1229) Tilia
- (1253) Frisia
- (1624) Rabe
- (1814) Bach
- (3310) Patsy
- (4418) Fredfranklin
- (4647) Syuji
- (5072) Hioki
More named asteroids discovered by K. Reinmuth
- (796) Sarita
- (799) Gudula
- (864) Aase
- (909) Ulla
- (910) Anneliese
- (911) Agamemnon
- (913) Otila
- (918) Itha
- (920) Rogeria
- (921) Jovita
- (922) Schlutia
- (923) Herluga
← (1229) Tilia · (1231) Auricula →