(2018 GP) |
Classification: Apollo [NEO] SPK-ID: 3802402 |
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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 4 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .6362501540431238 | 0.00058747 | |
a | 2.792392035411776 | 0.0045357 | au |
q | 1.015732172732241 | 9.4223e-06 | au |
i | 5.408313894080046 | 0.0033708 | deg |
node | 23.63217228274344 | 0.00021833 | deg |
peri | 180.4096610367947 | 0.0010218 | deg |
M | 206.6738146510485 | 0.50371 | deg |
tp | 2459926.400077705661 (2022-Dec-12.90007771) | 4.1534 | TDB |
period | 1704.366591911856 4.67 | 4.1526 0.01137 | d yr |
n | .2112221641214955 | 0.00051464 | deg/d |
Q | 4.56905189809131 | 0.0074216 | au |
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| | Orbit Determination Parameters
Additional Information
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[ hide covariance matrix ]
Orbital Elements at Epoch 2458218.5 (2018-Apr-10.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .6384006189400198 | 0.00058514 | |
q | 1.013854484446938 | 8.7443e-06 | au |
tp | 2458222.423430317437 (2018-Apr-13.92343032) | 0.0011623 | TDB |
node | 23.65028497200716 | 9.8289e-05 | deg |
peri | 180.2118355183969 | 0.0014884 | deg |
i | 5.413997362839353 | 0.0033695 | 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 |
3.423883545117391E-7 |
5.116287932377133E-9 |
6.769825689902243E-7 |
5.694369236550947E-8 |
8.668368882513365E-7 |
1.971581682206211E-6 |
q |
5.116287932377133E-9 |
7.646356379059375E-11 |
1.010493796573373E-8 |
8.515755209296834E-10 |
1.293858360380756E-8 |
2.946071436944688E-8 |
tp |
6.769825689902243E-7 |
1.010493796573373E-8 |
1.350943337256907E-6 |
1.119636167740753E-7 |
1.729887866765544E-6 |
3.89890652739788E-6 |
node |
5.694369236550947E-8 |
8.515755209296834E-10 |
1.119636167740753E-7 |
9.660725254457328E-9 |
1.431963041489332E-7 |
3.27729340392045E-7 |
peri |
8.668368882513365E-7 |
1.293858360380756E-8 |
1.729887866765544E-6 |
1.431963041489332E-7 |
2.215296467212083E-6 |
4.992463640086831E-6 |
i |
1.971581682206211E-6 |
2.946071436944688E-8 |
3.89890652739788E-6 |
3.27729340392045E-7 |
4.992463640086831E-6 |
1.135335261680419E-5 |
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Physical Parameter Table
Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
absolute magnitude |
H |
27.3 |
|
n/a |
MPO445224 |
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