(162173) 1999 JU3

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162173 1999 JU3
Discovery
Discovered by LINEAR
Discovery date May 10, 1999
Designations
1999 JU3
Apollo asteroid
Orbital characteristics
Epoch 2014-Dec-09 (JD 2457000.5)
Uncertainty parameter 0
Aphelion 1.4158 AU
Perihelion 0.9632 AU
1.1895 AU
Eccentricity 0.1903
1.2974 years (473.9 days)
114.3264°
Inclination 5.8839°
251.6117°
211.4257°
Physical characteristics
Dimensions 980 ± 29 m[1]
7.627 hours
Spectral type
Cg
19.2

(162173) 1999 JU3 is an Apollo asteroid. It is planned that the Japanese space probe Hayabusa 2 returns samples from this asteroid by December 2020. It is the rare spectral type Cg, having qualities of both a C-type asteroid and a G-type asteroid.

Discovery and naming[edit]

The asteroid was discovered in 1999 by the LINEAR project, and given the provisional designation 1999 JU3.

See also[edit]

References[edit]

  1. ^ Hasegawa, S. et al. (2008). "Albedo, Size, and Surface Characteristics of Hayabusa-2 Sample-Return Target 162173 1999 JU3 from AKARI". Publications of the Astronomical Society of Japan 60 (SP2): S399–S405. doi:10.1093/pasj/60.sp2.s399. 

Bibliography[edit]