(12247) Michaelsekerak Main-belt Asteroid
Discovered on 14 September 1988 by S. J. Bus at Cerro Tololo.
Michael James Sekerak (b. 1977) contributed to NASA's Lucy Trojan asteroid mission as the NASA Deputy Project Systems Engineer. He was part of the team for the entire development through to launch.Naming citation (WGSBN Bull. 1, #9, 11), IAU / Minor Planet Center, via NASA/JPL
Where Michaelsekerak is today
Seen from above the solar system on 2026-10-14: Michaelsekerak is 2.73 au from the Sun and 2.50 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 12247 |
| Provisional designation | 1988 RO11 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 14.22 |
| Orbital period | 5.30 years |
| Semi-major axis | 3.04 au |
| Perihelion – aphelion | 2.50 – 3.57 au |
| Eccentricity | 0.176 |
| Inclination | 1.27° |
| Closest distance between its orbit and Earth's (MOID) | 1.51 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Michael
- (3192) A'Hearn
- (4477) Kelley
- (4599) Rowan
- (5373) Michaelkurtz
- (5554) Keesey
- (5569) Colby
- (6406) Mikejura
- (6569) Ondaatje
- (7738) Heyman
- (7936) Mikemagee
- (8032) Michaeladams
- (8129) Michaelbusch
All asteroids named after someone called Michael
Also discovered on 14 September 1988
- (4831) Baldwin
- (5233) Nastes
- (5257) Laogonus
- (5395) Shosasaki
- (6443) Harpalion
- (6899) Nancychabot
- (7565) Zipfel
- (7817) Zibiturtle
- (8482) Wayneolm
- (8642) Shawnkerry
- (8829) Buczkowski
- (9319) Hartzell