(21652) Vasishtha Main-belt Asteroid
Discovered on 22 July 1999 by LINEAR at Socorro.
Dhruv Vasishtha (b. 1989) was awarded second place in the 2006 Intel International Science and Engineering Fair for his biochemistry team project. He attends the Herricks Senior High School, New Hyde Park, New York, U.S.A.Naming citation (20060711/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Vasishtha is today
Seen from above the solar system on 2026-10-14: Vasishtha is 3.25 au from the Sun and 4.09 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 21652 |
| Provisional designation | 1999 OQ2 |
| Orbit class | Main-belt Asteroid |
| Diameter | 10.5 km (#4,814 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.189 |
| Rotation period | 16.3 hours |
| Absolute magnitude (H) | 12.35 |
| Orbital period | 4.22 years |
| Semi-major axis | 2.61 au |
| Perihelion – aphelion | 1.95 – 3.27 au |
| Eccentricity | 0.252 |
| Inclination | 12.0° |
| Closest distance between its orbit and Earth's (MOID) | 0.978 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.