(5025) Mecisteus Jupiter Trojan
Discovered on 5 October 1986 by M. Antal at Piwnice.
Mecisteus was killed alongside his father Echius while defending the Achaean ships. Earlier in the battle he helped recover the wounded Teucer and Hypsenor.Naming citation (WGSBN Bull. 1, #12, 5), IAU / Minor Planet Center, via NASA/JPL
Where Mecisteus is today
Seen from above the solar system on 2026-10-14: Mecisteus is 5.41 au from the Sun and 6.39 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 5025 |
| Provisional designation | 1986 TS6 |
| Orbit class | Jupiter Trojan |
| Diameter | 39.8 km (#976 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0840 |
| Rotation period | 250 hours |
| Absolute magnitude (H) | 10.39 |
| Orbital period | 11.8 years |
| Semi-major axis | 5.19 au |
| Perihelion – aphelion | 4.80 – 5.58 au |
| Eccentricity | 0.0748 |
| Inclination | 11.0° |
| Closest distance between its orbit and Earth's (MOID) | 3.84 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 5 October 1986
More named asteroids discovered by M. Antal
- (1807) Slovakia
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- (3730) Hurban
- (4573) Piestany
- (6545) Leitus
- (7641) Cteatus
- (9543) Nitra
- (10293) Pribina
- (11014) Svatopluk
- (13916) Bernolak
- (16435) Fandly
- (19955) Holly
← (5024) Bechmann · (5026) Martes →