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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 | .1372661645696997 | 4.2149e-08 | |
| a | 2.232945995858284 | 1.0034e-08 | au |
| q | 1.926438063315549 | 9.5361e-08 | au |
| i | 3.180197695798603 | 4.6655e-06 | deg |
| node | 257.3801756704431 | 8.457e-05 | deg |
| peri | 85.86859707480322 | 8.6318e-05 | deg |
| M | 187.5549087420596 | 1.8182e-05 | deg |
| tp | 2459784.300001994995
(2022-Jul-23.80000200) | 6.3339e-05 | TDB |
| period | 1218.753164761487
3.34 | 8.2149e-06
2.249e-08 | d
yr |
| n | .2953838483532905 | 1.991e-09 | deg/d |
| Q | 2.53945392840102 | 1.1411e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
16.70 |
|
n/a |
E2021B55 |
|
|
| 103215 (1999 XZ260) Discovered 1999-Dec-08 by LINEAR at Socorro |
| Reference: 20051019/Numbers.arc | Last Updated: 2005-10-26 |
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