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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 32 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .0967831290245379 | 4.2436e-08 | |
| a | 2.906370027435682 | 1.6031e-08 | au |
| q | 2.625082442077325 | 1.244e-07 | au |
| i | 3.123818310441103 | 4.6902e-06 | deg |
| node | 130.0550935725954 | 7.6716e-05 | deg |
| peri | 231.843872645053 | 8.0017e-05 | deg |
| M | 107.7172997412193 | 2.1294e-05 | deg |
| tp | 2458458.988426240704
(2018-Dec-06.48842624) | 0.00010797 | TDB |
| period | 1809.775839365466
4.95 | 1.4973e-05
4.099e-08 | d
yr |
| n | .1989196629601494 | 1.6458e-09 | deg/d |
| Q | 3.18765761279404 | 1.7582e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
13.9 |
|
n/a |
MPO502279 |
|
| 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) |
|
|
| 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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