(2011 UG21) |
Classification: Aten [NEO] SPK-ID: 3582232 |
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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 20 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .5470074557537842 | 3.7719e-07 | |
a | .936976244677305 | 1.7055e-08 | au |
q | .4244432529746373 | 3.4741e-07 | au |
i | 14.56669542527377 | 1.1702e-05 | deg |
node | 86.60873214575405 | 8.3606e-05 | deg |
peri | 82.4108135461116 | 8.0823e-05 | deg |
M | 64.61139568177084 | 6.3834e-05 | deg |
tp | 2458941.043694575114 (2020-Apr-01.54369458) | 5.7678e-05 | TDB |
period | 331.2770096838777 0.91 | 9.0447e-06 2.476e-08 | d yr |
n | 1.086703844445865 | 2.967e-08 | deg/d |
Q | 1.449509236379973 | 2.6384e-08 | 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 |
19.4 |
|
n/a |
MPO477653 |
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