Object profile
Antenor
6 occultation events
—
Best radius (km)
—
Geometric albedo
6
Events recorded
5.1 AU
Semi-major axis
Size — to scalevs Pluto
ANTENOR · R — KMPLUTO · R 1188 KM
Antenor — this objectPluto — comparison
Best physical propertieslatest event
Radius eq. (km)> —
Equivalent radius (km)—
Oblateness—
Density (g/cm³)—
Albedo (V)—
All occultation events6 recorded — newest first
| Date | Chords | Observed from | Radius eq. (km) | Feature | |
|---|---|---|---|---|---|
| 2025-09-22 | 1 | Poland | — | — | details → |
| 2021-08-26 | 3 | United States of America | — | — | details → |
| 2021-07-30 | 1 | Australia | — | Other | details → |
| 2021-07-10 | 4 | France, Spain | — | — | details → |
| 2021-06-12 | 1 | Georgia | — | Other | details → |
| 2019-03-29 | 1 | Czechia | > 19 | — | details → |
Orbit — top viewheliocentric
5.1
a (AU)
0.017
e
6.8
i (deg)
Class & designation
Number2207
Provisional designation1977 QH1
Dynamical classTrojan
Inclination (deg)6.8
Size (km)—