438908 (2009 XO) |
Classification: Apollo [NEO, PHA] SPK-ID: 2438908 |
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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 96 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .5424979698527379 | 8.4515e-09 | |
a | 1.859694458587185 | 1.0534e-09 | au |
q | .8508139902572506 | 1.5561e-08 | au |
i | .3507503508771335 | 1.8947e-06 | deg |
node | 27.73484507462381 | 0.00017967 | deg |
peri | 140.7162376997331 | 0.00017963 | deg |
M | 103.0445843296003 | 4.6277e-07 | deg |
tp | 2458935.354968564299 (2020-Mar-26.85496856) | 1.2405e-06 | TDB |
period | 926.319533800411 2.54 | 7.8706e-07 2.155e-09 | d yr |
n | .3886347927081145 | 3.3021e-10 | deg/d |
Q | 2.86857492691712 | 1.6249e-09 | 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 |
20.65 |
|
n/a |
E2021B25 |
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438908 (2009 XO) Discovered 2009-Dec-09 by OAM at La Sagra |
Reference: | Last Updated: 2015-07-06 |
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