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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 15 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .1556991824883868 | 4.2359e-08 | |
| a | 2.337619267751799 | 1.0165e-08 | au |
| q | 1.973653858793742 | 9.9238e-08 | au |
| i | 3.678486288070168 | 4.7079e-06 | deg |
| node | 30.64137286192032 | 7.0424e-05 | deg |
| peri | 329.4542727444245 | 7.1871e-05 | deg |
| M | 36.91314920013576 | 1.6355e-05 | deg |
| tp | 2458866.644046640495
(2020-Jan-18.14404664) | 5.8896e-05 | TDB |
| period | 1305.446548278917
3.57 | 8.5146e-06
2.331e-08 | d
yr |
| n | .2757677060578383 | 1.7987e-09 | deg/d |
| Q | 2.701584676709855 | 1.1747e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
16.1 |
|
n/a |
MPO436374 |
|
|
| 85751 (1998 SU144) Discovered 1998-Sep-20 by Elst, E. W. at La Silla |
| Reference: 20040830/Numbers.arc | Last Updated: 2004-09-06 |
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