| Discovery | |
|---|---|
| Discovered by | David C. Jewitt Jane X. Luu Chadwick A. Trujillo Jun Chen[1] |
| Discovery date | 6 February 1997 |
| Designations | |
| (33001) 1997 CU29 | |
| none | |
| TNO (cubewano)[2][3] (cold)[4] | |
| Orbital characteristics[5] | |
| Epoch 13 January 2016 (JD 2457400.5) | |
| Uncertainty parameter3 | |
| Observation arc | 5880 days (16.10 yr) |
| Aphelion | 45.29450 AU (6.775961 Tm) |
| Perihelion | 42.07164 AU (6.293828 Tm) |
| 43.68307 AU (6.534894 Tm) | |
| Eccentricity | 0.036889 |
| 288.72 yr (105455 d) | |
Average orbital speed | 4.52 km/s |
| 248.774° | |
| 0° 0m 12.29s / day | |
| Inclination | 1.45231° |
| 350.339° | |
| 259.868° | |
| Earth MOID | 41.0568 AU (6.14201 Tm) |
| Jupiter MOID | 36.7177 AU (5.49289 Tm) |
| Physical characteristics | |
| Dimensions | 280 km[6] |
| Mass | 1.3×1019? kg |
Mean density | 2.0? g/cm3 |
Equatorial surface gravity | 0.0641? m/s2 |
Equatorial escape velocity | 0.1213? km/s |
| ? d | |
| 0.10? | |
| Temperature | ~ 42 K |
| ? | |
| 6.5 | |
(33001) 1997 CU29 (provisional designation 1997 CU29) is a cold classical Kuiper belt object, or cubewano. It has a perihelion (closest approach to the Sun) at 41.6 AU and an aphelion (farthest approach from the Sun) of 45.1 AU. 1997 CU29 is about 280 km in diameter. It was discovered on February 6, 1997, by David C. Jewitt, Jane X. Luu, Chad Trujillo, and Jun Chen at the Mauna Kea Observatory, Hawaii.
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| TNO classes |
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| Dwarf planets (moons) |
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| Sednoids |
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