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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 18 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .1567418285383275 | 3.4302e-08 | |
| a | 2.285250309186035 | 6.7515e-09 | au |
| q | 1.927055997056438 | 7.7764e-08 | au |
| i | 1.439815776034141 | 3.4623e-06 | deg |
| node | 258.6933436002367 | 0.00016702 | deg |
| peri | 163.0637451662877 | 0.00016747 | deg |
| M | 304.5288181536102 | 1.2009e-05 | deg |
| tp | 2459194.930328322838
(2020-Dec-11.43032832) | 4.2112e-05 | TDB |
| period | 1261.824894772404
3.45 | 5.5918e-06
1.531e-08 | d
yr |
| n | .2853010758397926 | 1.2643e-09 | deg/d |
| Q | 2.643444621315633 | 7.8097e-09 | 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 |
MPO280227 |
|
|
| 74593 (1999 PS4) Discovered 1999-Aug-15 by Hug, G. at Farpoint |
| Reference: 20040415/Numbers.arc | Last Updated: 2004-04-19 |
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