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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 14 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .08983516669484629 | 4.3806e-08 | |
a | 2.271502375607851 | 1.239e-08 | au |
q | 2.06744158104738 | 1.038e-07 | au |
i | 4.145548355699872 | 6.4113e-06 | deg |
node | 179.6463598551371 | 5.9902e-05 | deg |
peri | 292.3985705354314 | 6.9814e-05 | deg |
M | 326.3275051276673 | 3.5385e-05 | deg |
tp | 2459117.460984324616 (2020-Sep-24.96098432) | 0.00012308 | TDB |
period | 1250.455438971898 3.42 | 1.0231e-05 2.801e-08 | d yr |
n | .2878951050794625 | 2.3555e-09 | deg/d |
Q | 2.475563170168321 | 1.3503e-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 |
17.0 |
|
n/a |
MPO450048 |
|
|
226154 (2002 SD18) Discovered 2002-Sep-28 by NEAT at Palomar |
Reference: 20091202/Numbers.arc | Last Updated: 2009-12-04 |
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