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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 | .04029349232184348 | 8.9653e-08 | |
| a | 2.688883442590633 | 3.0108e-08 | au |
| q | 2.580538938242276 | 2.5256e-07 | au |
| i | 5.265285610258949 | 6.5168e-06 | deg |
| node | 222.7094021828402 | 7.8392e-05 | deg |
| peri | 122.828122485983 | 0.00010679 | deg |
| M | 138.9116603580412 | 7.0783e-05 | deg |
| tp | 2458379.069458531408
(2018-Sep-17.56945853) | 0.00031644 | TDB |
| period | 1610.483917275722
4.41 | 2.705e-05
7.406e-08 | d
yr |
| n | .2235352965268801 | 3.7545e-09 | deg/d |
| Q | 2.797227946938991 | 3.1321e-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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