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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.
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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .153622412534338 | 5.6505e-08 | |
| a | 3.091560862211433 | 3.2586e-08 | au |
| q | 2.616627824061775 | 1.8061e-07 | au |
| i | 4.024596559035884 | 5.2802e-06 | deg |
| node | 251.796486027075 | 0.00011851 | deg |
| peri | 157.9026415415585 | 0.00012186 | deg |
| M | 130.3099524568793 | 2.986e-05 | deg |
| tp | 2458281.812297866407
(2018-Jun-12.31229787) | 0.0001588 | TDB |
| period | 1985.478222422871
5.44 | 3.1391e-05
8.594e-08 | d
yr |
| n | .1813165190805737 | 2.8667e-09 | deg/d |
| Q | 3.566493900361091 | 3.7592e-08 | au |
|
| | 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 |
15.5 |
|
n/a |
MPO433117 |
|
|
| 173783 (2001 SL77) Discovered 2001-Sep-17 by LINEAR at Socorro |
| Reference: 20080122/Numbers.arc | Last Updated: 2008-01-28 |
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