(6133) Royaldutchastro Main-belt Asteroid
Discovered on 14 September 1990 by H. E. Holt at Palomar.
The Koniklijke Nederlandse Vereniging voor Weeren Sterrenkunde (KNVWS, Royal Netherlands Association for Meteorology and Astronomy), established in 1901, is a federation of more than fifty amateur organizations and public observatories.Naming citation (MPC batch dated 2017-01-12), IAU / Minor Planet Center, via NASA/JPL
Where Royaldutchastro is today
Seen from above the solar system on 2026-10-14: Royaldutchastro is 2.87 au from the Sun and 2.57 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 6133 |
| Provisional designation | 1990 RC3 |
| Orbit class | Main-belt Asteroid |
| Diameter | 9.53 km (#5,394 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0490 |
| Absolute magnitude (H) | 14.37 |
| Orbital period | 3.89 years |
| Semi-major axis | 2.47 au |
| Perihelion – aphelion | 2.03 – 2.91 au |
| Eccentricity | 0.178 |
| Inclination | 2.60° |
| 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 14 September 1990
- (5439) Couturier
- (6135) Billowen
- (6312) Robheinlein
- (6313) Tsurutani
- (6716) Jacobsen
- (10521) Jeremyhansen