(21582) Arunvenkataraman Main-belt Asteroid
Discovered on 17 September 1998 by LONEOS at Anderson Mesa.
Arun Venkataraman (b. 1958), head of the computer department of the Arecibo Observatory, has made important contributions to radar observations of minor planets.Naming citation (20080718/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Arunvenkataraman is today
Seen from above the solar system on 2026-10-14: Arunvenkataraman is 2.55 au from the Sun and 3.27 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 21582 |
| Provisional designation | 1998 SE58 |
| Orbit class | Main-belt Asteroid |
| Diameter | 4.66 km (#11,305 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.295 |
| Absolute magnitude (H) | 13.98 |
| Orbital period | 4.34 years |
| Semi-major axis | 2.66 au |
| Perihelion – aphelion | 2.33 – 2.99 au |
| Eccentricity | 0.125 |
| Inclination | 2.19° |
| Closest distance between its orbit and Earth's (MOID) | 1.32 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Arun
All asteroids named after someone called Arun
Also discovered on 17 September 1998
- (10938) Lorenzalevy
- (11377) Nye
- (11378) Dauria
- (12909) Jaclifford
- (12910) Deliso
- (12911) Goodhue
- (12912) Streator
- (13326) Ferri
- (13327) Reitsema
- (13328) Guetter
- (13332) Benkhoff
- (13333) Carsenty