(15820) 1994 TB

(15820) 1994 TB
Discovery
Discovered byD. C. Jewitt and J. Chen
Discovery date2 October 1994
Designations
(15820) 1994 TB
none
TNO (plutino)
Orbital characteristics[1]
Epoch 13 January 2016 (JD 2457400.5)
Uncertainty parameter 3
Observation arc5210 days (14.26 yr)
Aphelion51.81015 AU (7.750688 Tm)
Perihelion26.95788 AU (4.032841 Tm)
39.38402 AU (5.891766 Tm)
Eccentricity0.31551
247.17 yr (90277.3 d)
4.63 km/s
355.418°
0° 0m 14.356s / day
Inclination12.1390°
317.481°
99.2670°
Earth MOID25.9914 AU (3.88826 Tm)
Jupiter MOID22.0897 AU (3.30457 Tm)
TJupiter5.237
Physical characteristics
Dimensions167 km[2]
Mass4.9×1018? 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[]

  1. ^ "15820 (1994 TB)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 8 April 2016.
  2. ^ List of known trans-Neptunian objects

External links[]