(307616) 2003 QW90
From Infogalactic: the planetary knowledge core
| Discovery | |
|---|---|
| Discovered by | Marc W. Buie[1] |
| Discovery date | August 23, 2003 |
| Designations | |
| none | |
| TNO | |
| Orbital characteristics | |
| Epoch December 31, 2006 (JD 2454100.5) | |
| Aphelion | 47.031 AU (7035.806 Gm) |
| Perihelion | 40.331 AU (6033.495 Gm) |
| 43.681 AU (6534.651 Gm) | |
| Eccentricity | 0.077 |
| 288.70 a (105,449.338 d) | |
|
Average orbital speed
|
4.50 km/s |
| 265.134° | |
| Inclination | 10.379° |
| 17.733° | |
| 88.565° | |
| Physical characteristics | |
| Dimensions | 366 km (assumed)[2] |
| Temperature | ≈42 K |
| 5.2[3] | |
(307616) 2003 QW90 is a classical Kuiper belt object that was discovered on August 23, 2003, by Marc W. Buie. In 2008, it's diameter was listed as 440 kilometres (270 mi).[4]
References
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