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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 18 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .130469100064061 | 5.5753e-08 | |
| a | 3.104055598221926 | 2.7365e-08 | au |
| q | 2.699072257773101 | 1.7012e-07 | au |
| i | 16.05844750919211 | 6.4025e-06 | deg |
| node | 214.2592059751183 | 1.7817e-05 | deg |
| peri | 191.5594538333475 | 2.7237e-05 | deg |
| M | 301.4757433650079 | 2.0281e-05 | deg |
| tp | 2459325.232734348524
(2021-Apr-20.73273435) | 0.00011373 | TDB |
| period | 1997.527027033967
5.47 | 2.6415e-05
7.232e-08 | d
yr |
| n | .1802228431094356 | 2.3832e-09 | deg/d |
| Q | 3.509038938670752 | 3.0935e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
14.7 |
|
n/a |
MPO417610 |
|
|
| 117261 (2004 SS57) Discovered 2004-Sep-16 by LONEOS at Anderson Mesa |
| Reference: 20051019/Numbers.arc | Last Updated: 2005-10-26 |
|
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