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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 16 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .1318122506224414 | 5.9155e-08 | |
| a | 2.122425997591642 | 1.1518e-08 | au |
| q | 1.842664250069508 | 1.3345e-07 | au |
| i | 1.992281581338283 | 4.5175e-06 | deg |
| node | 107.5167196693489 | 0.00010973 | deg |
| peri | 260.6690730143612 | 0.00011379 | deg |
| M | 332.8782765975719 | 3.5657e-05 | deg |
| tp | 2459285.586771188542
(2021-Mar-12.08677119) | 0.00011249 | TDB |
| period | 1129.39864378725
3.09 | 9.1939e-06
2.517e-08 | d
yr |
| n | .3187537031147833 | 2.5948e-09 | deg/d |
| Q | 2.402187745113777 | 1.3037e-08 | 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 |
16.82 |
|
n/a |
E2021B55 |
|
|
| 102888 (1999 XV4) Discovered 1999-Dec-04 by CSS at Catalina |
| Reference: 20051019/Numbers.arc | Last Updated: 2005-10-26 |
|
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