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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 12 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .1424305485236227 | 4.8361e-08 | |
| a | 2.976422730987475 | 4.9226e-08 | au |
| q | 2.552489208774749 | 1.5148e-07 | au |
| i | 11.75505265946163 | 6.8654e-06 | deg |
| node | 119.3752896736998 | 2.8594e-05 | deg |
| peri | 246.2185523414963 | 3.8979e-05 | deg |
| M | 285.4901862784782 | 3.0916e-05 | deg |
| tp | 2459388.696238263298
(2021-Jun-23.19623826) | 0.00016722 | TDB |
| period | 1875.600525550918
5.14 | 4.653e-05
1.274e-07 | d
yr |
| n | .1919385258725376 | 4.7616e-09 | deg/d |
| Q | 3.4003562532002 | 5.6237e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
16.2 |
|
n/a |
MPO437721 |
|
|
| 442528 (2011 WB109) Discovered 2008-Feb-14 by Mt. Lemmon Survey at Mount Lemmon |
| Reference: | Last Updated: 2015-09-02 |
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