(21705) Subinmin Main-belt Asteroid
Discovered on 7 September 1999 by LINEAR at Socorro.
Su Bin Min (b. 1987) was awarded second place in the 2005 Intel International Science and Engineering Fair for her microbiology team project. She attends the Chonnam Science High School, Naju, Chonnam, South Korea.Naming citation (20050822/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Subinmin is today
Seen from above the solar system on 2026-10-14: Subinmin is 2.55 au from the Sun and 1.87 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 21705 |
| Provisional designation | 1999 RA86 |
| Orbit class | Main-belt Asteroid |
| Rotation period | 3.46 hours |
| Absolute magnitude (H) | 14.88 |
| Orbital period | 4.40 years |
| Semi-major axis | 2.69 au |
| Perihelion – aphelion | 2.43 – 2.94 au |
| Eccentricity | 0.0961 |
| Inclination | 3.24° |
| Closest distance between its orbit and Earth's (MOID) | 1.42 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Su
All asteroids named after someone called Su
Also discovered on 7 September 1999
- (12126) Chersidamas
- (12577) Samra
- (12578) Bensaur
- (12585) Katschwarz
- (12586) Juliaspeyer
- (12588) Arseneau
- (12604) Lisatate
- (12924) Madisonicole
- (13818) Ullery
- (14214) Hirsch
- (15503) Estradioto
- (16067) Brandonfan