(307616) 2003 QW90
Discovery | |
---|---|
Discovered by | Marc W. Buie[1] |
Discovery date | 23 August 2003 |
Designations | |
none | |
TNO | |
Orbital characteristics[2] | |
Epoch 13 January 2016 (JD 2457400.5) | |
Uncertainty parameter 3 | |
Observation arc | 2945 days (8.06 yr) |
Aphelion | 46.988 AU (7.0293 Tm) |
Perihelion | 40.234 AU (6.0189 Tm) |
43.611 AU (6.5241 Tm) | |
Eccentricity | 0.077434 |
288.01 yr (105195 d) | |
Average orbital speed | 4.50 km/s |
275.158° | |
0° 0m 12.32s / day | |
Inclination | 10.385° |
17.757° | |
89.888° | |
Earth MOID | 39.2673 AU (5.87430 Tm) |
Jupiter MOID | 35.1022 AU (5.25121 Tm) |
Jupiter Tisserand parameter | 5.797 |
Physical characteristics | |
Dimensions | 366 km (assumed)[3] |
Temperature | ≈42 K |
5.4[2] | |
|
(307616) 2003 QW90 is a classical Kuiper belt object that was discovered on August 23, 2003, by Marc W. Buie. In 2008, its diameter was listed as 440 kilometres (270 mi).[4]
References
- ↑ "List Of Transneptunian Objects". Retrieved 2015-08-26.
- 1 2 Alan Chamberlin. "JPL Small-Body Database Browser". Ssd.jpl.nasa.gov. Retrieved 7 April 2016.
- ↑ "List of known trans-Neptunian objects". Retrieved 2009-03-24.
- ↑ Wm. Robert Johnston (22 August 2008). "List of Known Trans-Neptunian Objects". Johnston's Archive. Archived from the original on 2009-04-18. Retrieved 2008-12-09.
External links
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