(551390) Thomaskessler Main-belt Asteroid
Discovered on 6 February 2013 by J. Jahn at iTelescope.
Tax consultant Thomas Keßler (b. 1953) is an amateur astronomer and a good friend of the discoverer. He was the treasurer of the Vereinigung der Sternfreunde, the largest German amateur astronomer organization, from 1997 to 2017. His main interests in observing are asteroids.Naming citation (WGSBN Bull. 2, #4, 11), IAU / Minor Planet Center, via NASA/JPL
Where Thomaskessler is today
Seen from above the solar system on 2026-10-14: Thomaskessler is 2.71 au from the Sun and 2.83 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 551390 |
| Provisional designation | 2013 CK50 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 16.91 |
| Orbital period | 4.20 years |
| Semi-major axis | 2.60 au |
| Perihelion – aphelion | 2.12 – 3.09 au |
| Eccentricity | 0.186 |
| Inclination | 13.8° |
| Closest distance between its orbit and Earth's (MOID) | 1.12 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Thomas
- (4008) Corbin
- (4739) Tomahrens
- (4830) Thomascooley
- (4897) Tomhamilton
- (5548) Thosharriot
- (6019) Telford
- (6361) Koppel
- (8236) Gainsborough
- (8382) Mann
- (8793) Thomasmuller
- (9460) McGlynn
- (9536) Statler
All asteroids named after someone called Thomas