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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 26 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .2230109934400988 | 4.0759e-08 | |
| a | 2.239563224918701 | 6.3003e-09 | au |
| q | 1.74011600525767 | 9.2232e-08 | au |
| i | 6.010096590928992 | 4.4343e-06 | deg |
| node | 180.658359314341 | 3.1859e-05 | deg |
| peri | 182.2470297006882 | 3.283e-05 | deg |
| M | 27.79022559074915 | 8.4566e-06 | deg |
| tp | 2458905.999743009237
(2020-Feb-26.49974301) | 2.8536e-05 | TDB |
| period | 1224.174751859487
3.35 | 5.1657e-06
1.414e-08 | d
yr |
| n | .294075661545192 | 1.2409e-09 | deg/d |
| Q | 2.739010444579731 | 7.7053e-09 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
14.8 |
|
n/a |
MPO435887 |
|
|
| 20269 (1998 FF28) Discovered 1998-Mar-20 by LINEAR at Socorro |
| Reference: 20010109/Numbers.arc | Last Updated: 2004-04-19 |
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