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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.
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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .05543215652741937 | 6.22e-08 | |
| a | 2.391203460729342 | 1.8165e-08 | au |
| q | 2.258653896205286 | 1.4512e-07 | au |
| i | 4.538877809800622 | 4.8744e-06 | deg |
| node | 109.9238635532865 | 0.0001178 | deg |
| peri | 329.4341913823035 | 0.00015537 | deg |
| M | 126.4674041063481 | 0.00010008 | deg |
| tp | 2458526.040304049549
(2019-Feb-11.54030405) | 0.00037517 | TDB |
| period | 1350.589045051719
3.70 | 1.539e-05
4.214e-08 | d
yr |
| n | .2665503628353615 | 3.0374e-09 | deg/d |
| Q | 2.523753025253398 | 1.9172e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
17.9 |
|
n/a |
MPO460569 |
|
|
| 413289 (2003 US155) Discovered 2003-Oct-20 by Spacewatch at Kitt Peak |
| Reference: | Last Updated: 2014-11-10 |
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