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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 18 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .006451162869655841 | 6.4339e-08 | |
| a | 2.418829759432044 | 1.3715e-08 | au |
| q | 2.403225494699978 | 1.5467e-07 | au |
| i | 3.672381599090457 | 6.3914e-06 | deg |
| node | 338.2030417926452 | 6.9873e-05 | deg |
| peri | 359.4482488251023 | 0.00043374 | deg |
| M | 273.8006394554593 | 0.00043175 | deg |
| tp | 2459529.509111216110
(2021-Nov-11.00911122) | 0.001649 | TDB |
| period | 1374.062165769756
3.76 | 1.1687e-05
3.2e-08 | d
yr |
| n | .2619968797396632 | 2.2283e-09 | deg/d |
| Q | 2.434434024164111 | 1.3804e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
16.23 |
|
n/a |
E2021B55 |
|
|
| 102447 (1999 TR216) Discovered 1999-Oct-15 by LINEAR at Socorro |
| Reference: 20051019/Numbers.arc | Last Updated: 2005-10-26 |
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