Object profile
Kalchas
1 occultation event
—
Best radius (km)
—
Geometric albedo
1
Events recorded
5.17 AU
Semi-major axis
Size — to scalevs Pluto
KALCHAS · R — KMPLUTO · R 1188 KM
Kalchas — this objectPluto — comparison
Best physical propertieslatest event
Radius eq. (km)—
Equivalent radius (km)—
Oblateness—
Density (g/cm³)—
Albedo (V)—
All occultation events1 recorded — newest first
| Date | Chords | Observed from | Radius eq. (km) | Feature | |
|---|---|---|---|---|---|
| 2023-04-08 | 2 | Poland | — | — | details → |
Orbit — top viewheliocentric
5.17
a (AU)
0.044
e
2.097
i (deg)
Class & designation
Number4138
Provisional designation1973 SM
Dynamical classTrojan
Inclination (deg)2.097
Size (km)—