| (2021 DE) |
| Classification: Apollo [NEO] SPK-ID: 54122968 |
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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 2459264.5 (2021-Feb-19.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .7590727522525761 | 0.0011297 | |
| a | 1.385691032308166 | 0.0039226 | au |
| q | .3338507266422931 | 0.00062031 | au |
| i | 4.74777354224184 | 0.01248 | deg |
| node | 337.2938672482857 | 0.00015588 | deg |
| peri | 304.0287691429081 | 0.0092228 | deg |
| M | 326.8194902328909 | 0.17667 | deg |
| tp | 2459319.413432305536
(2021-Apr-14.91343231) | 0.059209 | TDB |
| period | 595.7966218345825
1.63 | 2.5298
0.006926 | d
yr |
| n | .6042330332311798 | 0.0025657 | deg/d |
| Q | 2.437531337974038 | 0.0069001 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
24.23 |
|
.26605 |
E2021-DA1 |
autocmod 2.8 |
|
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|
