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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .09414190923501847 | 4.0734e-08 | |
| a | 3.002038964123723 | 2.2268e-08 | au |
| q | 2.719421284443198 | 1.2434e-07 | au |
| i | 11.34560797077406 | 4.5196e-06 | deg |
| node | 70.33973758654211 | 3.311e-05 | deg |
| peri | 227.9321708996286 | 5.2098e-05 | deg |
| M | 62.30113575271528 | 3.7853e-05 | deg |
| tp | 2458871.711682980567
(2020-Jan-23.21168298) | 0.00020098 | TDB |
| period | 1899.865751995334
5.20 | 2.1139e-05
5.788e-08 | d
yr |
| n | .1894870727691733 | 2.1083e-09 | deg/d |
| Q | 3.284656643804247 | 2.4364e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
|
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Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
15.17 |
|
n/a |
E2021B55 |
|
| diameter |
diameter |
3.854 |
km |
0.844 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
| geometric albedo |
albedo |
0.119 |
|
0.034 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
|
| 120158 (2003 HC15) Discovered 2003-Apr-26 by NEAT at Haleakala |
| Reference: 20051116/Numbers.arc | Last Updated: 2005-11-21 |
|
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