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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 16 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .04029352838223569 | 8.8118e-08 | |
| a | 2.688883428419193 | 2.9631e-08 | au |
| q | 2.580538827679661 | 2.4766e-07 | au |
| i | 5.265281541232291 | 6.4446e-06 | deg |
| node | 222.709464377009 | 7.7577e-05 | deg |
| peri | 122.8281223570665 | 0.00010607 | deg |
| M | 138.9116047621362 | 7.0688e-05 | deg |
| tp | 2458379.069712156145
(2018-Sep-17.56971216) | 0.00031592 | TDB |
| period | 1610.483904543927
4.41 | 2.6621e-05
7.288e-08 | d
yr |
| n | .2235352982940543 | 3.695e-09 | deg/d |
| Q | 2.797228029158725 | 3.0825e-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 |
16.7 |
|
n/a |
MPO460570 |
|
|
| 413536 (2005 SQ121) Discovered 2005-Sep-29 by Spacewatch at Kitt Peak |
| Reference: | Last Updated: 2014-11-10 |
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