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Discovery
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|---|---|
| Discovered by | David C. Jewitt and Jane X. Luu |
| Discovery date | May 11, 1994 |
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Designations
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| MPC designation | (15809) 1994 JS |
| Alternate name(s) | none |
| Minor planet category |
TNO 5:3 resonance[1] |
| Aphelion | 51.954 AU |
| Perihelion | 33.095 AU |
| Semi-major axis | 42.524 AU |
| Eccentricity | 0.222 |
| Orbital period | 277.31a (101287 d)[2] |
| Inclination | 14.0° |
| Longitude of ascending node | 56.3° |
| Argument of perihelion | 236.5° |
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Physical characteristics
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| Dimensions | 121 km[3] |
| Surface area | ?km² |
| Volume | 9.28e5 km³ |
| Mass | 1.86e13 kg |
| Mean density | 2.0 g/cc (assumed) |
| Albedo | 0.09 (assumed) |
| Absolute magnitude (H) | 7.8 |
(15809) 1994 JS is a trans-Neptunian object that resides in the Kuiper belt beyond Pluto. It is in a 3:5 orbital resonance with Neptune.[1]
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