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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 9 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .1054636398916026 | 5.3428e-08 | |
| a | 1.981876458822989 | 1.6176e-08 | au |
| q | 1.772860553660037 | 1.1006e-07 | au |
| i | 18.90362471098854 | 5.7172e-06 | deg |
| node | 233.6795298408546 | 2.0521e-05 | deg |
| peri | 229.8231123896023 | 5.7264e-05 | deg |
| M | 227.7642210963953 | 5.6162e-05 | deg |
| tp | 2459374.834428688707
(2021-Jun-09.33442869) | 0.00016247 | TDB |
| period | 1019.091772629633
2.79 | 1.2477e-05
3.416e-08 | d
yr |
| n | .3532557220740456 | 4.325e-09 | deg/d |
| Q | 2.190892363985942 | 1.7882e-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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