229762 Gǃkúnǁʼhòmdímà
Minor planets
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229762 Gǃkúnǁʼhòmdímà is a trans-Neptunian object and binary system from the extended scattered disc, located in the outermost region of the Solar System. Wikipedia
Moon: Gǃò'é ǃHú
Discoverers: Michael E. Brown, Megan Schwamb, and David L. Rabinowitz
Discovered: October 19, 2007
Mean diameter: 642±28; 599–629 km; 638+24; −12 km sphere-equivalent (elliptical fit)
Mass: (1.361±0.033)×1020 kg (total system mass)
Absolute magnitude (H): HV=3.69±0.04; HR=3.07±0.04
Mean density: 1.04±0.17 g/cm3, based on an effective diameter of 632±34 km