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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 18 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .2289944053860387 | 3.7257e-08 | |
a | 2.340665320369505 | 7.8956e-09 | au |
q | 1.804666057123768 | 8.8375e-08 | au |
i | 8.721676105283246 | 5.101e-06 | deg |
node | 21.17138089230284 | 2.7671e-05 | deg |
peri | 260.51059628001 | 3.0005e-05 | deg |
M | 337.5354503491292 | 1.0594e-05 | deg |
tp | 2459082.121133879865 (2020-Aug-20.62113388) | 3.8521e-05 | TDB |
period | 1307.998987445195 3.58 | 6.6183e-06 1.812e-08 | d yr |
n | .2752295708601104 | 1.3926e-09 | deg/d |
Q | 2.876664583615242 | 9.7037e-09 | au |
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| | 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 |
16.1 |
|
n/a |
MPO366107 |
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|
74864 (1999 TF91) Discovered 1999-Oct-02 by LINEAR at Socorro |
Reference: 20040415/Numbers.arc | Last Updated: 2004-04-19 |
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