(2020 DA4) |
Classification: Apollo [NEO] SPK-ID: 54005703 |
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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 3 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .4310840397174671 | 0.0002194 | |
a | 1.616218297316592 | 0.00056997 | au |
q | .919492384644069 | 3.0327e-05 | au |
i | .8689747290184137 | 0.00018286 | deg |
node | 184.9003950037801 | 0.0052016 | deg |
peri | 19.84805547055783 | 0.0037382 | deg |
M | 122.6382743533733 | 0.063828 | deg |
tp | 2458944.834583425500 (2020-Apr-05.33458343) | 0.0021825 | TDB |
period | 750.4961273477693 2.05 | 0.397 0.001087 | d yr |
n | .4796826884000444 | 0.00025375 | deg/d |
Q | 2.312944209989114 | 0.00081568 | 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 |
25.7 |
|
.42167 |
3 |
autocmod 2.8 |
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