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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 23 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .05852187724269396 | 5.0587e-08 | |
| a | 1.936514663496216 | 7.2634e-09 | au |
| q | 1.823186190080413 | 9.9066e-08 | au |
| i | 19.85272923247324 | 6.076e-06 | deg |
| node | 263.9029972781233 | 1.3695e-05 | deg |
| peri | 190.6812549851722 | 4.857e-05 | deg |
| M | 297.1361038404527 | 4.7264e-05 | deg |
| tp | 2459172.381211042198
(2020-Nov-18.88121104) | 0.00012954 | TDB |
| period | 984.3048197036339
2.69 | 5.5379e-06
1.516e-08 | d
yr |
| n | .3657403609060789 | 2.0577e-09 | deg/d |
| Q | 2.049843136912018 | 7.6885e-09 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
16.0 |
|
n/a |
MPO474886 |
|
|
| 101185 (1998 SS12) Discovered 1998-Sep-23 by CSS at Catalina |
| Reference: 20051019/Numbers.arc | Last Updated: 2005-10-26 |
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