(21570) Muralidhar Main-belt Asteroid
Discovered on 14 September 1998 by LINEAR at Socorro.
Vinayak Muralidhar (b. 1989) was awarded second place in the 2006 Intel International Science and Engineering Fair for his computer science team project. He attends the Hamilton High School, Chandler, Arizona, U.S.A.Naming citation (20060711/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Muralidhar is today
Seen from above the solar system on 2026-10-14: Muralidhar is 2.27 au from the Sun and 3.19 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 21570 |
| Provisional designation | 1998 RK33 |
| Orbit class | Main-belt Asteroid |
| Diameter | 17.8 km (#2,532 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0203 |
| Absolute magnitude (H) | 13.88 |
| Orbital period | 4.17 years |
| Semi-major axis | 2.59 au |
| Perihelion – aphelion | 2.23 – 2.95 au |
| Eccentricity | 0.139 |
| Inclination | 13.2° |
| Closest distance between its orbit and Earth's (MOID) | 1.26 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Vinayak
All asteroids named after someone called Vinayak
Also discovered on 14 September 1998
- (9810) Elanfiller
- (11190) Jennibell
- (12898) Mignard
- (12900) Rishabjain
- (12903) Isabellekatz
- (12906) Alexismacavoy
- (12907) Giannanilvo
- (13301) Hofsteen
- (13302) Kezmoh
- (13303) Asmitakumar
- (13305) Danielang
- (13307) Taralarsen