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38628 Huya
trans-Neptunian object / From Wikipedia, the free encyclopedia
38628 Huya, previously known by its provisional designation 2000 EB173) is a trans-Neptunian object (TNO). It was found in March 2000 by Ignacio Ferrin and announced on October 24, 2000. It was given the name Huya, after Juyá, the Wayuu rain god, in August 2003 by the International Astronomical Union.
Quick Facts Discovery, Discovered by ...
![]() Artist's impression of Huya | |
Discovery | |
---|---|
Discovered by | Ignacio Ferrin |
Discovery date | March 10, 2000 |
Designations | |
MPC designation | 38628 Huya |
2000 EB173 | |
TNO Plutino[1][2] | |
Orbital characteristics[1][3] | |
Epoch December 31, 2006 (JD 2454100.5) | |
Aphelion | 7627.387 Gm (50.986 AU) |
Perihelion | 4269.292 Gm (28.538 AU) |
5948.340 Gm (39.762 AU) | |
Eccentricity | 0.282 |
91580.694 d (250.73 a) | |
Average orbital speed | 4.63 km/s |
348.506° | |
Inclination | 15.463° |
169.296° | |
67.637° | |
Physical characteristics | |
Dimensions | 480±50 km[4] 532±25 km[5] |
Mass | 6.5×1019–1.8×1020 kg[6] |
Mean density | 2.0? g/cm³ |
0.12–0.15? m/s² | |
0.23–0.28? km/s | |
Sidereal rotation period | ? d |
Albedo | 0.11±0.02[4] |
Temperature | ~44 K |
Spectral type | (moderately red) B-V=1.00; V-R=0.65[7] |
19.3 (opposition) | |
4.7[3] | |
0.024" (max)[8] | |
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