(20551) Monikakaminska Main-belt Asteroid
Discovered on 9 September 1999 by LINEAR at Socorro.
Monika Kamińska (b. 1982) is a Polish astronomer working at the Astronomical Observatory Institute of Adam Mickiewicz University in Poznań. For many years, she has been involved in asteroid observations and is currently responsible in particular for observations with the Roman Baranowski Telescope/Poznań Spectroscopic Telescope 2 telescope at the Winer Observatory in Arizona, USA.Naming citation (WGSBN Bull. 6, #11, 26), IAU / Minor Planet Center, via NASA/JPL
Where Monikakaminska is today
Seen from above the solar system on 2026-10-14: Monikakaminska is 2.29 au from the Sun and 1.30 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 20551 |
| Provisional designation | 1999 RE112 |
| Orbit class | Main-belt Asteroid |
| Diameter | 2.98 km (#15,267 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.416 |
| Absolute magnitude (H) | 14.54 |
| Orbital period | 3.80 years |
| Semi-major axis | 2.43 au |
| Perihelion – aphelion | 2.09 – 2.78 au |
| Eccentricity | 0.142 |
| Inclination | 7.05° |
| Closest distance between its orbit and Earth's (MOID) | 1.09 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Monika
All asteroids named after someone called Monika
Also discovered on 9 September 1999
- (12127) Mamiya
- (12130) Mousa
- (12589) Davidanand
- (12590) Ballantine
- (12591) Bergey
- (12592) Brianchen
- (12593) Shashlov
- (12594) Sidorclare
- (12595) Amandashaw
- (12596) Shukla
- (12597) Williamdaniel
- (12598) Sierra