dwarf planet Gonggong (candidate)
E809629
Dwarf planet Gonggong (candidate) is a distant, icy trans-Neptunian object in the outer Solar System, notable for its large size, highly eccentric orbit, and status as a strong candidate for dwarf planet classification.
Observed surface forms (1)
| Surface form | Occurrences |
|---|---|
| Gonggong | 0 |
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf |
dwarf planet candidate
ⓘ
icy body ⓘ trans-Neptunian object ⓘ |
| belongsTo | Solar System NERFINISHED ⓘ |
| discoveredAt | Palomar Observatory NERFINISHED ⓘ |
| discoveredBy |
Chadwick A. Trujillo
NERFINISHED
ⓘ
David L. Rabinowitz NERFINISHED ⓘ Scott S. Sheppard NERFINISHED ⓘ |
| discoveryDate | 2007-07-17 ⓘ |
| hasAlbedo | low to moderate ⓘ |
| hasAphelionDistance | about 101 AU ⓘ |
| hasDiameter | about 1200 km ⓘ |
| hasHighlyEccentricOrbit | true ⓘ |
| hasMass | on the order of 10^21 kg ⓘ |
| hasMinorPlanetNumber | 225088 ⓘ |
| hasMoon | Xiangliu NERFINISHED ⓘ |
| hasObservationArc | multiple years ⓘ |
| hasOfficialName | Gonggong NERFINISHED ⓘ |
| hasOrbitalClass | scattered disc ⓘ |
| hasOrbitalInclination | about 30 degrees ⓘ |
| hasOrbitalPeriod | about 554 years ⓘ |
| hasOrbitalRegion | trans-Neptunian region NERFINISHED ⓘ |
| hasPerihelionDistance | about 33 AU ⓘ |
| hasProvisionalDesignation | 2007 OR10 NERFINISHED ⓘ |
| hasRotationPeriod | about 22 hours ⓘ |
| hasSatellite | Xiangliu NERFINISHED ⓘ |
| hasSemiMajorAxis | about 67 AU ⓘ |
| hasShape | approximately spherical ⓘ |
| hasSpectralType | red TNO spectrum ⓘ |
| hasSurfaceColor | very red ⓘ |
| hasSurfaceComposition |
methanol ice
ⓘ
water ice ⓘ |
| hasSurfaceTemperature | very low ⓘ |
| isDistantObject | true ⓘ |
| isDwarfPlanetCandidate | true ⓘ |
| isIcyBody | true ⓘ |
| isInResonanceCandidate | possible 3:10 resonance with Neptune ⓘ |
| isLargeForTNO | true ⓘ |
| isOneOfLargestTNOs | true ⓘ |
| locatedIn |
Kuiper belt region
NERFINISHED
ⓘ
outer Solar System ⓘ |
| namedAfter | Gonggong (Chinese water god) NERFINISHED ⓘ |
| orbits | Sun NERFINISHED ⓘ |
| wasPreviouslyDesignated | 2007 OR10 NERFINISHED ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.