Object profile
Mentor
5 occultation events
—
Best radius (km)
—
Geometric albedo
5
Events recorded
5.1 AU
Semi-major axis
Size — to scalevs Pluto
MENTOR · R — KMPLUTO · R 1188 KM
Mentor — this objectPluto — comparison
Best physical propertieslatest event
Radius eq. (km)> —
Equivalent radius (km)—
Oblateness—
Axis ratios (b/a · c/a)—
Density (g/cm³)—
Albedo (V)—
ShapeIrregular
Where on the skyNo event of this object carries a published position yet.
All occultation events5 recorded — newest first
| Date | Chords | Observed from | Radius eq. (km) | Feature | |
|---|---|---|---|---|---|
| 2024-10-25 | 1 | United States of America | — | — | details → |
| 2021-10-15 | 2 | France | — | Other | details → |
| 2020-03-15 | 1 | Czechia | > 19 | — | details → |
| 2019-07-22 | 3 | France, Spain | 136 | — | details → |
| 2019-03-02 | 1 | Spain | — | — | details → |
Orbit — top viewheliocentric
5.1
a (AU)
0.06
e
24.7
i (deg)
Class & designation
Number3451
Provisional designation1984 HA1
Dynamical classTrojan
Inclination (deg)24.7
Size (km)—
H (Abs. Mag.)—