(21942) Subramanian Main-belt Asteroid
Discovered on 9 November 1999 by LINEAR at Socorro.
Narayan Swamy Subramanian (b. 1991) is a finalist in the 2005 Discovery Channel Young Scientist Challenge (DCYSC), a middle school science competition, for his environmental sciences project. He attends the Miller Junior High School, San Jose, California.Naming citation (20051019/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Subramanian is today
Seen from above the solar system on 2026-10-14: Subramanian is 2.47 au from the Sun and 3.19 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 21942 |
| Provisional designation | 1999 VN106 |
| Orbit class | Main-belt Asteroid |
| Diameter | 5.29 km (#10,062 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0360 |
| Rotation period | 0.970 hours |
| Absolute magnitude (H) | 15.36 |
| Orbital period | 4.29 years |
| Semi-major axis | 2.64 au |
| Perihelion – aphelion | 2.28 – 3.01 au |
| Eccentricity | 0.139 |
| Inclination | 0.399° |
| Closest distance between its orbit and Earth's (MOID) | 1.27 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 9 November 1999
- (14220) Alexgibbs
- (19719) Glasser
- (20695) Santiagoiglesias
- (20696) Torresduarte
- (21900) Orus
- (21943) Diannacowern
- (21962) Scottsandford
- (23002) Jillhirsch
- (23003) Ziminski
- (23004) Triciatalbert
- (24101) Cassini
- (24102) Jacquescassini