(186411) Margaretsimon Main-belt Asteroid
Discovered on 10 August 2002 by M. W. Buie at Cerro Tololo.
Named in honor of Margaret Simon (b. 1967), a strategic communications manager at the Johns Hopkins University Applied Physics Laboratory, who served as the External Events Coordinator for the New Horizons Mission to Pluto.Naming citation (MPC batch dated 2018-09-25), IAU / Minor Planet Center, via NASA/JPL
Where Margaretsimon is today
Seen from above the solar system on 2026-10-14: Margaretsimon is 2.44 au from the Sun and 1.96 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 186411 |
| Provisional designation | 2002 PF152 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 17.41 |
| Orbital period | 3.29 years |
| Semi-major axis | 2.21 au |
| Perihelion – aphelion | 1.98 – 2.44 au |
| Eccentricity | 0.106 |
| Inclination | 4.15° |
| Closest distance between its orbit and Earth's (MOID) | 0.965 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Margaret
- (8353) Megryan
- (8632) Egleston
- (10739) Lowman
- (12317) Madicampbell
- (22038) Margarshain
- (22725) Drabble
- (37159) Margaretmead
- (46270) Margaretlandis
- (49777) Cappi
- (50725) Margarethuggins
- (70030) Margaretmiller
- (117385) Maughan
All asteroids named after someone called Margaret
Also discovered on 10 August 2002
- (132792) Scottsmith
- (172191) Ralphmcnutt
- (179647) Stuartrobbins
- (201204) Stevewilliams
- (230434) Johnhanley
- (232259) Georgelawrence