(2017 AP4) |
Classification: Apollo [NEO] SPK-ID: 3766337 |
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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 11 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .5343265345352457 | 5.7687e-05 | |
a | 2.072054214361584 | 0.0002425 | au |
q | .9649006666326075 | 6.6088e-06 | au |
i | 1.479151298718288 | 0.0010657 | deg |
node | 292.3587336028539 | 0.074648 | deg |
peri | 150.4482398028601 | 0.078629 | deg |
M | 122.2355011866638 | 0.085012 | deg |
tp | 2458830.590951282894 (2019-Dec-13.09095128) | 0.19233 | TDB |
period | 1089.43192644828 2.98 | 0.19125 0.0005236 | d yr |
n | .3304474481243236 | 5.8009e-05 | deg/d |
Q | 3.17920776209056 | 0.00037207 | au |
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| | Orbit Determination Parameters
Additional Information
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Physical Parameter Table
Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
absolute magnitude |
H |
27.0 |
|
n/a |
E2020-SF4 |
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