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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 13 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .1736105146800271 | 4.5282e-08 | |
| a | 2.264296445409692 | 1.317e-08 | au |
| q | 1.87119077413396 | 1.0018e-07 | au |
| i | 4.031076567908898 | 7.4786e-06 | deg |
| node | 194.9744102064263 | 6.1942e-05 | deg |
| peri | 110.7320745653598 | 6.5415e-05 | deg |
| M | 81.61811308774864 | 2.1638e-05 | deg |
| tp | 2458918.348473999182
(2020-Mar-09.84847400) | 7.3742e-05 | TDB |
| period | 1244.509895139211
3.41 | 1.0858e-05
2.973e-08 | d
yr |
| n | .2892705003038407 | 2.5238e-09 | deg/d |
| Q | 2.657402116685425 | 1.5457e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
17.8 |
|
n/a |
MPO433731 |
|
|
| 266677 (2009 HG71) Discovered 2009-Apr-22 by Mt. Lemmon Survey at Mount Lemmon |
| Reference: 20110218/Numbers.arc | Last Updated: 2011-02-22 |
|
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