(2021 DW1) |
Classification: Apollo [NEO] SPK-ID: 54123628 |
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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 2 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .2456525227519246 | 0.00056789 | |
a | 1.316047913806816 | 0.00098959 | au |
q | .9927574237177644 | 2.1732e-06 | au |
i | 7.133775604991421 | 0.013538 | deg |
node | 162.7742325163625 | 0.0014006 | deg |
peri | 8.817167389247095 | 0.0083278 | deg |
M | 304.8063547384935 | 0.058569 | deg |
tp | 2459285.045900793232 (2021-Mar-11.54590079) | 0.0056539 | TDB |
period | 551.4497935651062 1.51 | 0.62198 0.001703 | d yr |
n | .6528246164942975 | 0.00073633 | deg/d |
Q | 1.639338403895868 | 0.0012327 | 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 |
25.18 |
|
.26557 |
E2021-DA1 |
autocmod 2.8 |
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