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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .2630365509472538 | 3.6422e-08 | |
a | 2.635541124645515 | 1.2316e-08 | au |
q | 1.942297477339112 | 9.6858e-08 | au |
i | 14.50623343055934 | 4.0177e-06 | deg |
node | 177.5180930014631 | 2.2038e-05 | deg |
peri | 164.8858380529462 | 2.4584e-05 | deg |
M | 72.89916464700408 | 1.1271e-05 | deg |
tp | 2458884.036830219631 (2020-Feb-04.53683022) | 4.7649e-05 | TDB |
period | 1562.798993275085 4.28 | 1.0955e-05 2.999e-08 | d yr |
n | .2303559200825723 | 1.6147e-09 | deg/d |
Q | 3.328784771951918 | 1.5556e-08 | au |
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| | Orbit Determination Parameters
Additional Information
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Orbital Elements at Epoch 2457491.5 (2016-Apr-13.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .264525680956211 | 3.6215e-08 | |
q | 1.937321374664576 | 9.6309e-08 | au |
tp | 2457322.998842032952 (2015-Oct-27.49884203) | 4.2166e-05 | TDB |
node | 177.5921751772865 | 2.2016e-05 | deg |
peri | 164.9882025840357 | 2.4529e-05 | deg |
i | 14.51961024321369 | 4.0203e-06 | deg |
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| | Orbit Determination Parameters
Additional Information
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Orbit Covariance (6×6)
|
|
e |
q |
tp |
node |
peri |
i |
e |
1.311501485258995E-15 |
-3.472631099934671E-15 |
-4.841538056472797E-13 |
-9.193845854708667E-15 |
-1.091040190950313E-13 |
-5.371306067861615E-15 |
q |
-3.472631099934671E-15 |
9.275428074002072E-15 |
1.408955058786641E-12 |
2.477762110201484E-14 |
3.256792210748347E-13 |
1.516759017036857E-14 |
tp |
-4.841538056472797E-13 |
1.408955058786641E-12 |
1.777939875620597E-9 |
1.185556329428945E-11 |
4.958828359755343E-10 |
6.109861157137387E-12 |
node |
-9.193845854708667E-15 |
2.477762110201484E-14 |
1.185556329428945E-11 |
4.847082705711685E-10 |
-4.648657621713556E-10 |
-1.683345036713647E-11 |
peri |
-1.091040190950313E-13 |
3.256792210748347E-13 |
4.958828359755343E-10 |
-4.648657621713556E-10 |
6.016502462428164E-10 |
1.806502680731367E-11 |
i |
-5.371306067861615E-15 |
1.516759017036857E-14 |
6.109861157137387E-12 |
-1.683345036713647E-11 |
1.806502680731367E-11 |
1.616312417576924E-11 |
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Physical Parameter Table
Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
absolute magnitude |
H |
15.4 |
|
n/a |
MPO436471 |
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|
101039 (1998 QM97) Discovered 1998-Aug-24 by LINEAR at Socorro |
Reference: 20051019/Numbers.arc | Last Updated: 2005-10-26 |
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