(2021 AH) |
Classification: Apollo [NEO] SPK-ID: 54104249 |
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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 1 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .6815824997376994 | 0.00035888 | |
a | 1.680436679516951 | 0.0014657 | au |
q | .5350804468408682 | 0.00013661 | au |
i | .2985101513325724 | 0.00050504 | deg |
node | 280.7247819334314 | 0.0037469 | deg |
peri | 279.944634085555 | 0.0027159 | deg |
M | 239.8539657077443 | 0.16347 | deg |
tp | 2459266.045285450823 (2021-Feb-20.54528545) | 0.013865 | TDB |
period | 795.6675667692706 2.18 | 1.041 0.00285 | d yr |
n | .4524502631943946 | 0.00059197 | deg/d |
Q | 2.825792912193033 | 0.0024648 | 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 |
28.49 |
|
.1865 |
E2021A28 |
autocmod 2.8 |
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