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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 7 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .1054636585884915 | 1.8265e-07 | |
| a | 1.981876463433944 | 3.6077e-08 | au |
| q | 1.77286052072978 | 3.3589e-07 | au |
| i | 18.90362013152321 | 1.0631e-05 | deg |
| node | 233.6795276281318 | 2.4223e-05 | deg |
| peri | 229.8231191512454 | 9.0823e-05 | deg |
| M | 227.7642139123404 | 6.6463e-05 | deg |
| tp | 2459374.834450331773
(2021-Jun-09.33445033) | 0.00018686 | TDB |
| period | 1019.091776186101
2.79 | 2.7827e-05
7.619e-08 | d
yr |
| n | .3532557208412394 | 9.6458e-09 | deg/d |
| Q | 2.190892406138109 | 3.9882e-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 |
17.9 |
|
n/a |
MPO368388 |
|
|
| 349922 (2009 TW42) Discovered 2009-Oct-01 by Charleston at Charleston |
| Reference: 20121228/Numbers.arc | Last Updated: 2013-01-02 |
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