(119068) 2001 KC77
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Discovery
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| Discovered by | M. W. Buie[1] |
| Discovery date | May 23, 2001 |
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Designations
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| Alternate name(s) | none |
| Minor planet category |
TNO 5:2 resonance[2] |
| Epoch December 31, 2006 (JD 2454100.5) | |
| Aphelion | 11369.516 Gm (76.001 AU) |
| Perihelion | 5298.513 Gm (35.418 AU) |
| Semi-major axis | 8334.014 Gm (55.709 AU) |
| Eccentricity | 0.364 |
| Orbital period | 151876.881 d (415.82 a) |
| Average orbital speed | 3.85 km/s |
| Mean anomaly | 5.287° |
| Inclination | 12.882° |
| Longitude of ascending node | 57.812° |
| Argument of perihelion | 180.137° |
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Physical characteristics
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| Dimensions | 201 km[3] |
| Mass | 8.5×1018? kg |
| Mean density | 2.0? g/cm³ |
| Equatorial surface gravity | 0.0562? m/s² |
| Escape velocity | 0.1063? km/s |
| Rotation period | ? d |
| Albedo | 0.10? |
| Temperature | ~37 K |
| Spectral type | ? |
| Absolute magnitude (H) | 6.7 |
(119068) 2001 KC77, also written as (119068) 2001 KC77, is a trans-Neptunian object (TNO) that resides in the Kuiper belt region of the Solar System. It was discovered on May 23, 2001 by Marc W. Buie.
It is in a 5:2 orbital resonance with the planet Neptune.[2]
[edit] References
- ^ List Of Centaurs and Scattered-Disk Objects
- ^ a b Marc W. Buie (2005-05-11 using 21 observations). "Orbit Fit and Astrometric record for 119068". SwRI (Space Science Department). http://www.boulder.swri.edu/~buie/kbo/astrom/119068.html. Retrieved 2009-01-29.
- ^ List of known trans-Neptunian objects Archived 20 June 2007 at WebCite
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