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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 14 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .2100836327965101 | 7.057e-08 | |
| a | 2.715528789618282 | 2.3638e-08 | au |
| q | 2.145040636531764 | 1.9067e-07 | au |
| i | 15.74354464346802 | 9.2239e-06 | deg |
| node | 215.6676018596298 | 2.1119e-05 | deg |
| peri | 119.0754914625907 | 2.9274e-05 | deg |
| M | 83.91720930410189 | 2.0665e-05 | deg |
| tp | 2458619.496841363353
(2019-May-15.99684136) | 9.3196e-05 | TDB |
| period | 1634.481630724207
4.47 | 2.1342e-05
5.843e-08 | d
yr |
| n | .2202533165456812 | 2.8759e-09 | deg/d |
| Q | 3.286016942704801 | 2.8604e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
16.5 |
|
n/a |
MPO503595 |
|
| diameter |
diameter |
2.917 |
km |
0.087 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
| geometric albedo |
albedo |
0.069 |
|
0.014 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
|
| 452347 (2001 SW339) Discovered 2001-Sep-21 by LONEOS at Anderson Mesa |
| Reference: | Last Updated: 2016-01-04 |
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