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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 15 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .1349452063651189 | 6.5753e-08 | |
| a | 2.296442914267086 | 9.4974e-09 | au |
| q | 1.986548951295599 | 1.4904e-07 | au |
| i | 6.827028114165957 | 8.4581e-06 | deg |
| node | 24.25677520091785 | 3.2059e-05 | deg |
| peri | 323.7745696938262 | 4.2247e-05 | deg |
| M | 93.64422976329728 | 2.538e-05 | deg |
| tp | 2458669.856165343784
(2019-Jul-05.35616534) | 8.9014e-05 | TDB |
| period | 1271.106407486208
3.48 | 7.8854e-06
2.159e-08 | d
yr |
| n | .2832178312372374 | 1.757e-09 | deg/d |
| Q | 2.606336877238573 | 1.0779e-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 |
17.0 |
|
n/a |
MPO450166 |
|
|
| 277256 (2005 SW2) Discovered 2005-Sep-23 by CSS at Catalina |
| Reference: 20110517/Numbers.arc | Last Updated: 2011-05-20 |
|
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