(12548) Erinriley Main-belt Asteroid
Discovered on 17 August 1998 by LINEAR at Socorro.
Erin Kathleen Riley (b. 1983) is a finalist in the 2002 Intel International Science and Engineering Fair for her physics project. She attends the Palm Bay High School, Palm Bay, Florida, U.S.A.Naming citation (20020724/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Erinriley is today
Seen from above the solar system on 2026-10-14: Erinriley is 2.55 au from the Sun and 3.49 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 12548 |
| Provisional designation | 1998 QJ25 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 14.51 |
| Orbital period | 3.70 years |
| Semi-major axis | 2.39 au |
| Perihelion – aphelion | 2.01 – 2.77 au |
| Eccentricity | 0.160 |
| Inclination | 2.89° |
| Closest distance between its orbit and Earth's (MOID) | 1.02 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Erin
- (10063) Erinleeryan
- (12092) Erinorourke
- (18662) Erinwhite
- (19003) Erinfrey
- (19518) Moulding
- (21484) Eppard
- (22705) Erinedwards
- (22945) Schikowski
- (25378) Erinlambert
- (27570) Erinschumacher
- (28655) Erincolfax
- (32393) Galinato
All asteroids named after someone called Erin
Also discovered on 17 August 1998
- (9474) Cassadrury
- (9476) Vincenthuang
- (9477) Kefennell
- (10635) Chiragkumar
- (11189) Rabeaton
- (11369) Brazelton
- (11370) Nabrown
- (11371) Camley
- (11372) Aditisingh
- (11373) Carbonaro
- (11737) Gregneat
- (12545) Taniamurphy