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°
Description
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)
urn:nasa:pds:context:target:asteroid.162173_ryugu
Version
1.0