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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 14 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .229558886430874 | 4.5373e-08 | |
| a | 2.299610937393248 | 1.0548e-08 | au |
| q | 1.771714811380996 | 1.0482e-07 | au |
| i | 2.42328689519347 | 5.0181e-06 | deg |
| node | 108.9745910024506 | 0.00013337 | deg |
| peri | 185.7079095979726 | 0.00013387 | deg |
| M | 79.99248619797859 | 1.4179e-05 | deg |
| tp | 2458717.473781059432
(2019-Aug-21.97378106) | 4.9144e-05 | TDB |
| period | 1273.737617886158
3.49 | 8.7636e-06
2.399e-08 | d
yr |
| n | .282632776911654 | 1.9446e-09 | deg/d |
| Q | 2.8275070634055 | 1.2969e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
16.5 |
|
n/a |
MPO474677 |
|
|
| 78626 (2002 TQ21) Discovered 2002-Oct-02 by LINEAR at Socorro |
| Reference: 20040415/Numbers.arc | Last Updated: 2004-04-19 |
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