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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 21 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .0906000972657803 | 1.0917e-07 | |
a | 1.868140897510457 | 8.6065e-09 | au |
q | 1.698887150489828 | 2.003e-07 | au |
i | 24.91276750339102 | 1.1051e-05 | deg |
node | 210.7273093595137 | 8.238e-06 | deg |
peri | 218.78981425442 | 4.6886e-05 | deg |
M | 281.253526335561 | 4.3259e-05 | deg |
tp | 2459204.505315376476 (2020-Dec-21.00531538) | 0.00011125 | TDB |
period | 932.637489882886 2.55 | 6.445e-06 1.765e-08 | d yr |
n | .3860020682261081 | 2.6675e-09 | deg/d |
Q | 2.037394644531087 | 9.3863e-09 | au |
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| | Orbit Determination Parameters
Additional Information
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[ hide covariance matrix ]
Orbital Elements at Epoch 2457710.5 (2016-Nov-18.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .09072995396970067 | 1.0931e-07 | |
q | 1.69875657528103 | 2.0064e-07 | au |
tp | 2457338.924440316135 (2015-Nov-12.42444032) | 0.0001187 | TDB |
node | 210.7519961989663 | 8.2322e-06 | deg |
peri | 218.6938976512846 | 4.6769e-05 | deg |
i | 24.91849028194736 | 1.1052e-05 | deg |
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| | Orbit Determination Parameters
Additional Information
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Orbit Covariance (6×6)
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|
e |
q |
tp |
node |
peri |
i |
e |
1.194811620494718E-14 |
-2.191900229069063E-14 |
-1.108671481553176E-11 |
-1.230180552105414E-13 |
-4.380910498576682E-12 |
-3.041476904919696E-14 |
q |
-2.191900229069063E-14 |
4.025781675676621E-14 |
2.01187495226723E-11 |
2.248436909259985E-13 |
7.961272516670627E-12 |
5.65484769142259E-14 |
tp |
-1.108671481553176E-11 |
2.01187495226723E-11 |
1.408977061705966E-8 |
1.235937062596272E-10 |
5.467227576638752E-9 |
1.300559419811213E-11 |
node |
-1.230180552105414E-13 |
2.248436909259985E-13 |
1.235937062596272E-10 |
6.776899721814451E-11 |
-1.102854279820583E-11 |
3.234365675598246E-11 |
peri |
-4.380910498576682E-12 |
7.961272516670627E-12 |
5.467227576638752E-9 |
-1.102854279820583E-11 |
2.187319552350299E-9 |
-2.36710562697492E-11 |
i |
-3.041476904919696E-14 |
5.65484769142259E-14 |
1.300559419811213E-11 |
3.234365675598246E-11 |
-2.36710562697492E-11 |
1.221565242539381E-10 |
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Physical Parameter Table
Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
absolute magnitude |
H |
17.7 |
|
n/a |
MPO476848 |
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|
392158 (2009 HV93) Discovered 2009-Apr-30 by Spacewatch at Kitt Peak |
Reference: | Last Updated: 2014-04-17 |
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