(28141) ten Brummelaar Main-belt Asteroid
Discovered on 2 October 1998 by LONEOS at Anderson Mesa.
Theo ten Brummelaar (b. 1962) is an Australian-American astronomer at the Georgia State University. He is the Director of the CHARA Array and a leader in the development of the use of optical interferometry throughout the astronomical community.Naming citation (WGSBN Bull. 1, #5, 10), IAU / Minor Planet Center, via NASA/JPL
Where ten Brummelaar is today
Seen from above the solar system on 2026-10-14: ten Brummelaar is 2.70 au from the Sun and 2.82 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 28141 |
| Provisional designation | 1998 TC |
| Orbit class | Main-belt Asteroid |
| Diameter | 7.99 km (#6,594 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.111 |
| Absolute magnitude (H) | 13.7 |
| Orbital period | 3.72 years |
| Semi-major axis | 2.40 au |
| Perihelion – aphelion | 2.10 – 2.70 au |
| Eccentricity | 0.125 |
| Inclination | 11.9° |
| Closest distance between its orbit and Earth's (MOID) | 1.12 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.