(21949) Tatulian Main-belt Asteroid
Discovered on 12 November 1999 by LINEAR at Socorro.
Adrian Surenovich Tatulian (b. 1991) is a finalist in the 2005 Discovery Channel Young Scientist Challenge (DCYSC), a middle school science competition, for his biochemistry, medicine, health, & microbiology project. He attends the Corner Lake Middle School, Orlando, Florida.Naming citation (20051019/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Tatulian is today
Seen from above the solar system on 2026-10-14: Tatulian is 2.56 au from the Sun and 1.67 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 21949 |
| Provisional designation | 1999 VA156 |
| Orbit class | Main-belt Asteroid |
| Diameter | 3.70 km (#13,467 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.324 |
| Absolute magnitude (H) | 14.31 |
| Orbital period | 4.47 years |
| Semi-major axis | 2.71 au |
| Perihelion – aphelion | 2.38 – 3.05 au |
| Eccentricity | 0.124 |
| Inclination | 3.36° |
| Closest distance between its orbit and Earth's (MOID) | 1.40 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Adrian
- (5758) Brunini
- (7549) Woodard
- (10677) Colucci
- (11854) Ludwigrichter
- (21758) Adrianveres
- (31569) Adriansonka
- (32008) Adriangalad
- (163255) Adrianhill
- (295492) Adrianprakhov
All asteroids named after someone called Adrian
Also discovered on 12 November 1999
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- (24144) Philipmocz
- (27248) Schristensen
- (33803) Julienpeloton
- (43027) Minusio
- (43028) Gnosca
- (66885) Wangxiaomo
- (97069) Stek
- (102617) Allium
- (102619) Crespino