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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 44 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .2713848572361491 | 3.131e-08 | |
a | 2.254781261813602 | 6.2254e-09 | au |
q | 1.642867770977574 | 6.9821e-08 | au |
i | 9.041438698030806 | 3.5417e-06 | deg |
node | 116.3520929531283 | 2.4121e-05 | deg |
peri | 237.6528439808789 | 2.519e-05 | deg |
M | 154.5159798430527 | 8.4775e-06 | deg |
tp | 2458669.706065002059 (2019-Jul-05.20606500) | 2.8512e-05 | TDB |
period | 1236.673493533494 3.39 | 5.1216e-06 1.402e-08 | d yr |
n | .2911035142925134 | 1.2056e-09 | deg/d |
Q | 2.86669475264963 | 7.9149e-09 | 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 |
13.02 |
|
n/a |
E2021B10 |
|
diameter |
diameter |
5.956 |
km |
1.308 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N) |
|
rotation period |
rot_per |
4.4762 |
h |
n/a |
LCDB (Rev. 2020-October); Warner et al., 2009 |
Published Reference List: [Li, B.; Zhao, H.; Han, X.L.; Liu, W.; et al. (2013) Minor Planet Bull. 40, 43-44.] [Simpson, G.; Chong, E.; Gerhardt, M.; Gorsky, S.; et al. (2013) Minor Planet Bull. 146-151.] |
geometric albedo |
albedo |
0.339 |
|
0.192 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N) |
|
SMASSII spectral type |
spec_B |
Sa |
|
n/a |
EAR-A-5-DDR-TAXONOMY-V4.0 |
based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002) |
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3920 Aubignan (1948 WF) Discovered 1948-Nov-28 by Arend, S. at Uccle |
Reference: DISCOVERY.DB | Last Updated: 2003-08-29 |
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Alternate Designations
1948 WF = 1934 NW = 1934 PU = 1975 XC4 = 1978 NE2 |
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