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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 | .1618703159520815 | 4.7993e-08 | |
a | 2.388390255368292 | 1.0631e-08 | au |
q | 2.001780770114954 | 1.1257e-07 | au |
i | 1.835618048212686 | 5.0558e-06 | deg |
node | 276.3627484712695 | 0.00018437 | deg |
peri | 187.7567139194564 | 0.00018521 | deg |
M | 66.57748310915932 | 1.8194e-05 | deg |
tp | 2458751.166154595451 (2019-Sep-24.66615460) | 6.766e-05 | TDB |
period | 1348.206332739681 3.69 | 9.0013e-06 2.464e-08 | d yr |
n | .2670214426811409 | 1.7828e-09 | deg/d |
Q | 2.77499974062163 | 1.2351e-08 | au |
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| | Orbit Determination Parameters
Additional Information
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[ hide covariance matrix ]
Orbital Elements at Epoch 2457387.5 (2015-Dec-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .1612086424735637 | 4.8249e-08 | |
q | 2.003589732061741 | 1.1319e-07 | au |
tp | 2457403.814003529214 (2016-Jan-16.31400353) | 6.5985e-05 | TDB |
node | 276.4633207134595 | 0.0001844 | deg |
peri | 187.9909437880258 | 0.00018525 | deg |
i | 1.834855260113413 | 5.0584e-06 | 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 |
2.327943902635819E-15 |
-5.445792713408467E-15 |
1.54403012049416E-12 |
-1.052929387707291E-14 |
4.186772588492229E-13 |
-1.172750830901948E-16 |
q |
-5.445792713408467E-15 |
1.281303303298275E-14 |
-3.610477528155433E-12 |
2.685492143175033E-14 |
-9.823759138478247E-13 |
3.301021645212144E-16 |
tp |
1.54403012049416E-12 |
-3.610477528155433E-12 |
4.353955048131362E-9 |
-9.703885134751647E-12 |
1.210145149590742E-9 |
-6.06331154514613E-13 |
node |
-1.052929387707291E-14 |
2.685492143175033E-14 |
-9.703885134751647E-12 |
3.400367006397637E-8 |
-3.398840710379142E-8 |
4.040936578413389E-10 |
peri |
4.186772588492229E-13 |
-9.823759138478247E-13 |
1.210145149590742E-9 |
-3.398840710379142E-8 |
3.43170192441265E-8 |
-4.040573867352629E-10 |
i |
-1.172750830901948E-16 |
3.301021645212144E-16 |
-6.06331154514613E-13 |
4.040936578413389E-10 |
-4.040573867352629E-10 |
2.558728997470657E-11 |
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Physical Parameter Table
Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
absolute magnitude |
H |
16.68 |
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n/a |
E2021B55 |
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117374 (2004 XQ147) Discovered 2004-Dec-13 by CINEOS at Campo Imperatore |
Reference: 20051019/Numbers.arc | Last Updated: 2005-10-26 |
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[ show close-approach data ]
Alternate Designations
2004 XQ147 = 1998 FK10 = 2002 JE142 |
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