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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 23 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .08937555037095982 | 4.9661e-08 | |
| a | 2.481905293628233 | 1.1614e-08 | au |
| q | 2.260083642041611 | 1.1921e-07 | au |
| i | 5.55549889427209 | 5.4978e-06 | deg |
| node | 326.0536725652391 | 3.7018e-05 | deg |
| peri | 158.1301356300137 | 4.8867e-05 | deg |
| M | 158.0217843378555 | 3.3165e-05 | deg |
| tp | 2458373.610933323067
(2018-Sep-12.11093332) | 0.00012878 | TDB |
| period | 1428.157927398068
3.91 | 1.0024e-05
2.744e-08 | d
yr |
| n | .2520729627261019 | 1.7693e-09 | deg/d |
| Q | 2.703726945214855 | 1.2652e-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 |
15.5 |
|
n/a |
MPO337993 |
|
|
| 101590 (1999 BU20) Discovered 1999-Jan-16 by LINEAR at Socorro |
| Reference: 20051019/Numbers.arc | Last Updated: 2005-10-26 |
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