(7552) Sephton Main-belt Asteroid
Discovered on 2 March 1981 by S. J. Bus at Siding Spring.
Mark A. Sephton (b. 1966) is a researcher in organic geochemistry and meteoritics at Imperial College, London. Through his research, he has determined new techniques for the analysis of organics in meteorites.Naming citation (20060809/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Sephton is today
Seen from above the solar system on 2026-10-14: Sephton is 2.63 au from the Sun and 3.44 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 7552 |
| Provisional designation | 1981 EB27 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 15.58 |
| Orbital period | 4.08 years |
| Semi-major axis | 2.55 au |
| Perihelion – aphelion | 2.40 – 2.71 au |
| Eccentricity | 0.0619 |
| Inclination | 3.48° |
| Closest distance between its orbit and Earth's (MOID) | 1.41 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Mark
- (7004) Markthiemens
- (7778) Markrobinson
- (7917) Hammergren
- (8015) Marksimons
- (8329) Speckman
- (8686) Akenside
- (8789) Effertz
- (10276) Matney
- (10598) Markrees
- (12094) Mazumder
- (13211) Stucky
- (13652) Elowitz
All asteroids named after someone called Mark
Also discovered on 2 March 1981
- (2884) Reddish
- (2919) Dali
- (2980) Cameron
- (2981) Chagall
- (2990) Trimberger
- (3000) Leonardo
- (3121) Tamines
- (3122) Florence
- (3207) Spinrad
- (3252) Johnny
- (3304) Pearce
- (3524) Schulz
More named asteroids discovered by S. J. Bus
- (2285) Ron Helin
- (2780) Monnig
- (2791) Paradise
- (2884) Reddish
- (2919) Dali
- (2980) Cameron
- (2981) Chagall
- (2990) Trimberger
- (3000) Leonardo
- (3029) Sanders
- (3030) Vehrenberg
- (3042) Zelinsky
← (7551) Edstolper · (7553) Buie →