(2019 YF4) |
Classification: Apollo [NEO] SPK-ID: 3959226 |
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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 12 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .2149563734318176 | 3.9548e-06 | |
a | 1.262759122975484 | 6.511e-06 | au |
q | .9913210013827313 | 1.1773e-07 | au |
i | .2063557875064564 | 4.8318e-06 | deg |
node | 260.145447244145 | 0.00037785 | deg |
peri | 216.6447805495067 | 0.00038609 | deg |
M | 232.6633244308375 | 0.0017871 | deg |
tp | 2459383.828593145210 (2021-Jun-18.32859315) | 0.0039908 | TDB |
period | 518.2976015140956 1.42 | 0.0040087 1.098e-05 | d yr |
n | .6945816437281148 | 5.3721e-06 | deg/d |
Q | 1.534197244568237 | 7.9106e-06 | au |
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| | Orbit Determination Parameters
Additional Information
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[ show covariance matrix ]
Physical Parameter Table
Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
absolute magnitude |
H |
27.0 |
|
.38767 |
E2020-AB7 |
autocmod 2.8 |
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