(21737) Stephenshulz Main-belt Asteroid
Discovered on 9 September 1999 by LINEAR at Socorro.
Stephen Schulz (b. 1985) was awarded first place and Best in Category in the 2005 Intel International Science and Engineering Fair for his chemistry project. He also received the Achievement Award, the Young Scientist Award, and the Seaborg SIYSS Award. He attends the Gesamtschule Buer-Mitte, Gelsenkirchen, Germany.Naming citation (20050822/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Stephenshulz is today
Seen from above the solar system on 2026-10-14: Stephenshulz is 2.06 au from the Sun and 1.64 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 21737 |
| Provisional designation | 1999 RV151 |
| Orbit class | Main-belt Asteroid |
| Diameter | 6.41 km (#8,374 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0680 |
| Absolute magnitude (H) | 14.82 |
| Orbital period | 3.76 years |
| Semi-major axis | 2.42 au |
| Perihelion – aphelion | 2.05 – 2.79 au |
| Eccentricity | 0.153 |
| Inclination | 1.45° |
| Closest distance between its orbit and Earth's (MOID) | 1.06 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Stephen
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- (8373) Stephengould
- (9768) Stephenmaran
- (9891) Stephensmith
- (10287) Smale
- (10315) Brewster
- (12984) Lowry
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