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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 28 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .1314612069273154 | 3.7582e-08 | |
| a | 2.382234553096128 | 7.9907e-09 | au |
| q | 2.069063123562157 | 8.9315e-08 | au |
| i | 6.572526072977251 | 4.0398e-06 | deg |
| node | 197.7936010066374 | 2.7951e-05 | deg |
| peri | 146.1430400394166 | 3.1666e-05 | deg |
| M | 81.36148634359294 | 1.2945e-05 | deg |
| tp | 2458696.977018723038
(2019-Aug-01.47701872) | 4.8481e-05 | TDB |
| period | 1342.997506194295
3.68 | 6.7572e-06
1.85e-08 | d
yr |
| n | .2680570874775086 | 1.3487e-09 | deg/d |
| Q | 2.695405982630099 | 9.0412e-09 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
14.9 |
|
n/a |
MPO347648 |
|
|
| 15687 (1981 ES38) Discovered 1981-Mar-01 by Bus, S. J. at Siding Spring |
| Reference: 20000726/Numbers.arc | Last Updated: 2004-04-19 |
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