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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 35 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .0969379533654577 | 4.2221e-08 | |
a | 2.906174862281306 | 1.4122e-08 | au |
q | 2.624456219009615 | 1.2292e-07 | au |
i | 3.123980723337023 | 4.5821e-06 | deg |
node | 130.0551024856702 | 7.2435e-05 | deg |
peri | 231.8575947976914 | 7.4993e-05 | deg |
M | 147.4736549283361 | 1.9374e-05 | deg |
tp | 2458459.201736589233 (2018-Dec-06.70173659) | 9.7405e-05 | TDB |
period | 1809.593550506079 4.95 | 1.319e-05 3.611e-08 | d yr |
n | .1989397010722771 | 1.4501e-09 | deg/d |
Q | 3.187893505552997 | 1.5491e-08 | au |
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| | 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 |
13.83 |
|
n/a |
E2021B10 |
|
diameter |
diameter |
4.374 |
km |
0.545 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
geometric albedo |
albedo |
0.306 |
|
0.102 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
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14438 MacLean | Discovered 1992 Apr. 27 by Spacewatch at Kitt Peak. |
Steven Glenwood MacLean (b. 1954), selected as a Canadian astronaut in 1983, is an expert in laser physics and space vision systems. He flew on space shuttle mission STS-52. |
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) |
Reference: 20030614/MPCPages.arc | Last Updated: 2005-04-26 |
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