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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 22 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .1759407209803973 | 3.7834e-08 | |
| a | 2.241563374848381 | 7.6538e-09 | au |
| q | 1.847181098554304 | 8.4392e-08 | au |
| i | 4.738109738658086 | 4.1031e-06 | deg |
| node | 93.37634603160907 | 4.4623e-05 | deg |
| peri | 312.6446311447668 | 4.6132e-05 | deg |
| M | 125.415513427686 | 1.0235e-05 | deg |
| tp | 2458773.454923121266
(2019-Oct-16.95492312) | 3.5151e-05 | TDB |
| period | 1225.815080404609
3.36 | 6.2783e-06
1.719e-08 | d
yr |
| n | .2936821432162294 | 1.5042e-09 | deg/d |
| Q | 2.635945651142458 | 9.0004e-09 | au |
|
| | Orbit Determination Parameters
Additional Information
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[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
16.54 |
|
n/a |
E2021B55 |
|
|
| 102990 (1999 XF88) Discovered 1999-Dec-07 by LINEAR at Socorro |
| Reference: 20051019/Numbers.arc | Last Updated: 2005-10-26 |
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