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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 23 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .1896979098746029 | 6.2253e-08 | |
| a | 2.628519937454661 | 1.6039e-08 | au |
| q | 2.12989519925579 | 1.6238e-07 | au |
| i | 33.00769094375164 | 5.7155e-06 | deg |
| node | 64.13237257302256 | 8.6722e-06 | deg |
| peri | 317.9902197920479 | 1.4419e-05 | deg |
| M | 171.974059938909 | 1.2986e-05 | deg |
| tp | 2458456.923281447947
(2018-Dec-04.42328145) | 5.2845e-05 | TDB |
| period | 1556.558115647388
4.26 | 1.4247e-05
3.901e-08 | d
yr |
| n | .2312795111092093 | 2.1169e-09 | deg/d |
| Q | 3.127144675653533 | 1.9082e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
14.46 |
|
n/a |
E2021B10 |
|
|
| 58641 (1997 WX20) Discovered 1997-Nov-29 by Spacewatch at Kitt Peak |
| Reference: 20030614/Numbers.arc | Last Updated: 2004-04-19 |
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