(13185) Agasthenes Jupiter Trojan
Discovered on 5 October 1996 by E. W. Elst at La Silla.
Agasthenes was the son of legendary king Augeias. During the Third Battle he fell.Naming citation (20030106/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Agasthenes is today
Seen from above the solar system on 2026-10-14: Agasthenes is 5.42 au from the Sun and 6.41 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 13185 |
| Provisional designation | 1996 TH52 |
| Orbit class | Jupiter Trojan |
| Diameter | 14.6 km (#3,235 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.159 |
| Rotation period | 11.5 hours |
| Absolute magnitude (H) | 12.1 |
| Orbital period | 11.9 years |
| Semi-major axis | 5.21 au |
| Perihelion – aphelion | 4.92 – 5.49 au |
| Eccentricity | 0.0549 |
| Inclination | 9.10° |
| Closest distance between its orbit and Earth's (MOID) | 3.94 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 5 October 1996
- (8725) Keiko
- (19303) Chinacyo
- (19304) Yoshidaseiko
- (20150) Changshuhong
- (20151) Utsunomiya
- (20158) Allton
- (21284) Pandion
- (35283) Bradtimerson
- (79333) Yusaku