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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.
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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .1450060843459529 | 4.2408e-08 | |
| a | 2.30370211306568 | 1.4603e-08 | au |
| q | 1.969651290150529 | 9.6567e-08 | au |
| i | 3.891744247095154 | 4.7712e-06 | deg |
| node | 256.1489376245994 | 8.5603e-05 | deg |
| peri | 158.0567709880646 | 8.7896e-05 | deg |
| M | 144.3071141798542 | 2.0788e-05 | deg |
| tp | 2458488.555184821133
(2019-Jan-05.05518482) | 7.214e-05 | TDB |
| period | 1277.138237514012
3.50 | 1.2143e-05
3.325e-08 | d
yr |
| n | .2818802142364406 | 2.6802e-09 | deg/d |
| Q | 2.637752935980832 | 1.672e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
17.5 |
|
n/a |
MPO460414 |
|
|
| 359099 (2009 AG42) Discovered 2009-Jan-01 by Spacewatch at Kitt Peak |
| Reference: 20130327/Numbers.arc | Last Updated: 2013-03-29 |
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