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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 19 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .1366815365899811 | 5.326e-08 | |
| a | 2.616100370659448 | 1.8924e-08 | au |
| q | 2.258527752124096 | 1.4363e-07 | au |
| i | 14.05909038789014 | 6.5037e-06 | deg |
| node | 234.7601543185144 | 2.4042e-05 | deg |
| peri | 84.20282097800818 | 3.4796e-05 | deg |
| M | 148.5052116549261 | 2.3465e-05 | deg |
| tp | 2458362.942697154946
(2018-Sep-01.44269715) | 0.0001004 | TDB |
| period | 1545.539220250026
4.23 | 1.677e-05
4.591e-08 | d
yr |
| n | .2329284144220952 | 2.5274e-09 | deg/d |
| Q | 2.973672989194801 | 2.151e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
15.4 |
|
n/a |
MPO264532 |
|
| diameter |
diameter |
1.816 |
km |
0.487 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
| geometric albedo |
albedo |
0.446 |
|
0.302 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
|
| 215541 (2002 WU16) Discovered 2002-Nov-28 by NEAT at Haleakala |
| Reference: 20090607/Numbers.arc | Last Updated: 2009-06-08 |
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