Discovery
|
|
---|---|
Discovered by | La Silla Observatory[1] |
Discovery date | May 6, 2000 |
Designations
|
|
MPC designation | (130391) 2000 JG81 |
Alternate name(s) | none |
Minor planet category |
twotino[2][3] |
Aphelion | 61.546 AU |
Perihelion | 34.172 AU |
Semi-major axis | 47.859 AU |
Eccentricity | 0.286 |
Orbital period | 120951 d 331.15 (a)[4] |
Mean anomaly | 11.3° |
Inclination | 23.4° |
Longitude of ascending node | 45.9° |
Argument of perihelion | 170.1° |
Physical characteristics
|
|
Dimensions | 67 km[5] |
Albedo | 0.09 (assumed) |
Absolute magnitude (H) | 7.9 |
(130391) 2000 JG81, also written as 2000 JG81, is a trans-Neptunian object that resides in the Kuiper belt. It was discovered on May 6, 2000 at the La Silla Observatory.
It is in a 2:1 orbital resonance with the planet Neptune.
When it was first discovered in 2000, it was assumed to be a plutino at perihelion.[6]
|
|