Image of 162173 Ryugu Information Page

162173 Ryugu Information Page

162173 Ryugu

Alternate ID's: 1999 JU

Physical Characteristics:

Mean Diameter: 0.865±0.015 km

Mass: (4.50±0.06)×1011 kg

Volume: 0.377±0.005 km3

Density: 1.19±0.03 g cm−3

Orbital Parameters:

Semi-major axis: 1.1896 AU

Eccentricity: 0.1902

Inclination: 5.8837°


    162173 Ryugu, provisional designation 1999 JU3, is a near-Earth object and a potentially hazardous asteroid of the Apollo group. It measures approximately 1 kilometer (0.6 mi) in diameter and is a dark object of the rare spectral type Cg, with qualities of both a C-type asteroid and a G-type asteroid. In June 2018, the JAXA spacecraft, Hayabusa 2, arrived at the asteroid.[11

    Identifier (LID)




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