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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .1728467558710033 | 6.3765e-08 | |
a | 3.102799583335689 | 4.0386e-08 | au |
q | 2.566490741238215 | 2.0464e-07 | au |
i | .9591659892950277 | 9.0841e-06 | deg |
node | 163.8047425526706 | 0.00042749 | deg |
peri | 277.9842120665551 | 0.00042855 | deg |
M | 358.0150814927547 | 2.6823e-05 | deg |
tp | 2459211.507005763081 (2020-Dec-28.00700576) | 0.00014881 | TDB |
period | 1996.314740502146 5.47 | 3.8976e-05 1.067e-07 | d yr |
n | .1803322856342016 | 3.5208e-09 | deg/d |
Q | 3.639108425433164 | 4.7366e-08 | au |
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| | Orbit Determination Parameters
Additional Information
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[ show covariance matrix ]
Physical Parameter Table
Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
absolute magnitude |
H |
16.7 |
|
n/a |
MPO494492 |
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|
275239 (2009 XH) Discovered 2009-Dec-06 by Ferrando, R. at Pla D'Arguines |
Reference: 20110418/Numbers.arc | Last Updated: 2011-04-22 |
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