(28130) Troemper Main-belt Asteroid
Discovered on 26 September 1998 by LINEAR at Socorro.
Brett Troemper mentored a finalist in the 2012 Broadcom MASTERS, a math and science competition for middle-school students. He teaches at the Benjamin Franklin Middle School, Springfield, Illinois.Naming citation (20121029/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Troemper is today
Seen from above the solar system on 2026-10-14: Troemper is 2.66 au from the Sun and 2.86 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 28130 |
| Provisional designation | 1998 SK124 |
| Orbit class | Main-belt Asteroid |
| Diameter | 2.46 km (#16,347 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.352 |
| Rotation period | 74.9 hours |
| Absolute magnitude (H) | 15.21 |
| Orbital period | 3.63 years |
| Semi-major axis | 2.36 au |
| Perihelion – aphelion | 2.05 – 2.67 au |
| Eccentricity | 0.131 |
| Inclination | 3.96° |
| Closest distance between its orbit and Earth's (MOID) | 1.07 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Brett
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- (9026) Denevi
- (18839) Whiteley
- (20839) Bretharrison
- (26613) Brettwhite
- (27426) Brettlawrie
- (134088) Brettperkins
All asteroids named after someone called Brett
Also discovered on 26 September 1998
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- (13341) Kellysweeney
- (13343) Annietaylor
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- (13346) Danielmiller