(21589) Rafes Main-belt Asteroid
Discovered on 26 September 1998 by LINEAR at Socorro.
Courtney Anne Rafes (b. 1987) was awarded second place in the 2006 Intel International Science and Engineering Fair for her engineering project. She attends the Northwest High School, Justin, Texas, U.S.A.Naming citation (20060711/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Rafes is today
Seen from above the solar system on 2026-10-14: Rafes is 3.11 au from the Sun and 2.18 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 21589 |
| Provisional designation | 1998 SR162 |
| Orbit class | Main-belt Asteroid |
| Diameter | 5.27 km (#10,100 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.253 |
| Rotation period | 9.77 hours |
| Absolute magnitude (H) | 13.53 |
| Orbital period | 4.64 years |
| Semi-major axis | 2.78 au |
| Perihelion – aphelion | 2.34 – 3.22 au |
| Eccentricity | 0.159 |
| Inclination | 8.86° |
| Closest distance between its orbit and Earth's (MOID) | 1.33 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Courtney
All asteroids named after someone called Courtney
Also discovered on 26 September 1998
- (10237) Adzic
- (10238) Ananyakarthik
- (11380) Amolsingh
- (11382) Juliasitu
- (12915) Rinoliver
- (13336) Jillpernell
- (13337) Sampath
- (13339) Williamsmith
- (13341) Kellysweeney
- (13343) Annietaylor
- (13344) Upenieks
- (13346) Danielmiller
More named asteroids discovered by LINEAR
- (7904) Morrow
- (8744) Cilla
- (8745) Delaney
- (8954) Baral
- (9126) Samcoulson
- (9243) Alag
- (9454) Ardeishar
- (9458) Beaumont
- (9459) Gracecai
- (9461) Cotingkeh
- (9463) Criscione
- (9465) Fergusonsam
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