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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 13 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .2493856809524479 | 4.3555e-08 | |
| a | 2.458877429371594 | 1.4331e-08 | au |
| q | 1.845668607269155 | 1.1289e-07 | au |
| i | .7090379153687445 | 6.1209e-06 | deg |
| node | 258.9522041141822 | 0.00037553 | deg |
| peri | 50.23480648284174 | 0.00037584 | deg |
| M | 204.2675691871899 | 1.9501e-05 | deg |
| tp | 2459809.728637038898
(2022-Aug-18.22863704) | 8.0329e-05 | TDB |
| period | 1408.327784966176
3.86 | 1.2313e-05
3.371e-08 | d
yr |
| n | .2556223088424305 | 2.2348e-09 | deg/d |
| Q | 3.072086251474034 | 1.7906e-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 |
16.9 |
|
n/a |
MPO454189 |
|
|
| 173258 (1999 RT136) Discovered 1999-Sep-09 by LINEAR at Socorro |
| Reference: 20080122/Numbers.arc | Last Updated: 2008-01-28 |
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