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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .2385407011057971 | 3.5132e-08 | |
| a | 2.346209611243268 | 8.7164e-09 | au |
| q | 1.786543125636139 | 8.0859e-08 | au |
| i | 1.681705181574932 | 4.081e-06 | deg |
| node | 82.88638536992487 | 0.00015948 | deg |
| peri | 186.2184543829379 | 0.00015981 | deg |
| M | 45.95075167461661 | 1.192e-05 | deg |
| tp | 2458832.952188104503
(2019-Dec-15.45218810) | 4.2903e-05 | TDB |
| period | 1312.649088082241
3.59 | 7.3149e-06
2.003e-08 | d
yr |
| n | .2742545614578182 | 1.5283e-09 | deg/d |
| Q | 2.905876096850398 | 1.0796e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
15.9 |
|
n/a |
MPO324747 |
|
|
| 48901 (1998 MO31) Discovered 1998-Jun-24 by LINEAR at Socorro |
| Reference: 20021120/Numbers.arc | Last Updated: 2004-04-19 |
|
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