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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 15 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .272017612791805 | 2.8914e-07 | |
a | 2.574235870740088 | 1.0431e-07 | au |
q | 1.873998374418336 | 8.1191e-07 | au |
i | 4.548689910744166 | 1.4316e-05 | deg |
node | 321.2663064874295 | 5.1862e-05 | deg |
peri | 333.1758891722217 | 0.00015929 | deg |
M | 70.45953110700431 | 6.7027e-05 | deg |
tp | 2458705.237575636779 (2019-Aug-09.73757564) | 0.00029581 | TDB |
period | 1508.588988611551 4.13 | 9.1698e-05 2.511e-07 | d yr |
n | .2386335858989204 | 1.4505e-08 | deg/d |
Q | 3.27447336706184 | 1.3269e-07 | au |
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| | Orbit Determination Parameters
Additional Information
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[ hide covariance matrix ]
Orbital Elements at Epoch 2456545.5 (2013-Sep-10.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .2710334632706788 | 2.9094e-07 | |
q | 1.877611166265481 | 8.2179e-07 | au |
tp | 2457197.710820680602 (2015-Jun-24.21082068) | 0.00038278 | TDB |
node | 321.3197991030004 | 5.1881e-05 | deg |
peri | 333.2717257730434 | 0.00016026 | deg |
i | 4.546169837057998 | 1.4306e-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 |
8.464606015463104E-14 |
-2.387799887616981E-13 |
7.646785120023272E-11 |
-3.035042179784595E-13 |
2.819543324594741E-11 |
-8.059106702624032E-13 |
q |
-2.387799887616981E-13 |
6.753313135556112E-13 |
-2.26319384786998E-10 |
8.257740245888209E-13 |
-8.403489446439791E-11 |
2.330722798546118E-12 |
tp |
7.646785120023272E-11 |
-2.26319384786998E-10 |
1.46517123669692E-7 |
-3.366341714572914E-11 |
5.792228976069955E-8 |
-1.116190501012533E-9 |
node |
-3.035042179784595E-13 |
8.257740245888209E-13 |
-3.366341714572914E-11 |
2.691597787277229E-9 |
-2.68017821278893E-9 |
2.269837800145928E-10 |
peri |
2.819543324594741E-11 |
-8.403489446439791E-11 |
5.792228976069955E-8 |
-2.68017821278893E-9 |
2.568408484195828E-8 |
-6.559116900000158E-10 |
i |
-8.059106702624032E-13 |
2.330722798546118E-12 |
-1.116190501012533E-9 |
2.269837800145928E-10 |
-6.559116900000158E-10 |
2.046477329160925E-10 |
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Physical Parameter Table
Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
absolute magnitude |
H |
17.9 |
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n/a |
MPO349187 |
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|
442257 (2011 PF8) Discovered 2007-Sep-15 by Spacewatch at Kitt Peak |
Reference: | Last Updated: 2015-09-02 |
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[ show close-approach data ]
Alternate Designations
2011 PF8 = 2007 RU269 = 2011 PO8 |
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