(15820) 1994 TB

(15820) 1994 TB
Discovery
Discovered by D. C. Jewitt and J. Chen
Discovery date 2 October 1994
Designations
MPC designation (15820) 1994 TB
none
TNO (plutino)
Orbital characteristics[1]
Epoch 13 January 2016 (JD 2457400.5)
Uncertainty parameter 3
Observation arc 5210 days (14.26 yr)
Aphelion 51.81015 AU (7.750688 Tm)
Perihelion 26.95788 AU (4.032841 Tm)
39.38402 AU (5.891766 Tm)
Eccentricity 0.31551
247.17 yr (90277.3 d)
4.63 km/s
355.418°
 0m 14.356s / day
Inclination 12.1390°
317.481°
99.2670°
Earth MOID 25.9914 AU (3.88826 Tm)
Jupiter MOID 22.0897 AU (3.30457 Tm)
Jupiter Tisserand parameter 5.237
Physical characteristics
Dimensions 167 km[2]
Mass 4.9×1018? kg
Mean density
2.0? g/cm³
Equatorial surface gravity
0.0467? m/s²
Equatorial escape velocity
0.0883? km/s
6.5 h (0.27 d)
? d
0.10?
Temperature ~44 K
?
7.3

    (15820) 1994 TB is a trans-Neptunian object residing in the Kuiper belt. It is in a 3:2 orbital resonance with Neptune, similar to Pluto. It was discovered on October 2, 1994, by David C. Jewitt and Jun Chen at the Mauna Kea Observatory, in Hawaii.

    References

    External links


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