(2011 EP51) |
Classification: Aten [NEO] SPK-ID: 3559843 |
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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 30 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .307708148039981 | 1.3246e-07 | |
a | .8287334889963257 | 7.8644e-09 | au |
q | .5737254418785543 | 1.0909e-07 | au |
i | 3.426870627086352 | 5.4083e-06 | deg |
node | 159.5180786896131 | 2.672e-05 | deg |
peri | 170.1466341349568 | 4.937e-05 | deg |
M | 201.1285350191381 | 6.0802e-05 | deg |
tp | 2459322.108563898009 (2021-Apr-17.60856390) | 4.625e-05 | TDB |
period | 275.5629087234584 0.75 | 3.9225e-06 1.074e-08 | d yr |
n | 1.30641675132439 | 1.8596e-08 | deg/d |
Q | 1.083741536114097 | 1.0284e-08 | au |
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Additional Model Parameters
Parameter | Value | Uncertainty (1-sigma) |
A2 [EST] | -3.265186681331246E-13 | 1.919E-14 |
ALN [SET] | 1. | n/a |
NK [SET] | 0. | n/a |
NM [SET] | 2. | n/a |
R0 [SET] | 1. | n/a |
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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 |
25.2 |
|
n/a |
MPO411533 |
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