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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 22 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .1428918547760523 | 3.272e-08 | |
| a | 2.263569742860636 | 7.6032e-09 | au |
| q | 1.940124063888328 | 7.4097e-08 | au |
| i | 4.014488814894308 | 3.8075e-06 | deg |
| node | 144.7718568890625 | 5.9323e-05 | deg |
| peri | 122.0384048413372 | 6.111e-05 | deg |
| M | 78.05865524034951 | 1.5034e-05 | deg |
| tp | 2458730.783316151091
(2019-Sep-04.28331615) | 5.1736e-05 | TDB |
| period | 1243.910824323504
3.41 | 6.2673e-06
1.716e-08 | d
yr |
| n | .2894098137587834 | 1.4582e-09 | deg/d |
| Q | 2.587015421832944 | 8.6896e-09 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
16.4 |
|
n/a |
MPO474632 |
|
|
| 74587 (1999 ON1) Discovered 1999-Jul-21 by Comba, P. G. at Prescott |
| Reference: 20040415/Numbers.arc | Last Updated: 2004-04-19 |
|
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