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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 33 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .1300773510245089 | 3.4614e-08 | |
a | 2.874353641468292 | 1.3492e-08 | au |
q | 2.500465333878445 | 9.8647e-08 | au |
i | 9.66383718628259 | 4.6345e-06 | deg |
node | 214.4590210634576 | 2.3966e-05 | deg |
peri | 48.75261224810159 | 2.9951e-05 | deg |
M | 209.5963670440224 | 1.9257e-05 | deg |
tp | 2459944.143099696327 (2022-Dec-30.64309970) | 9.6926e-05 | TDB |
period | 1779.953785883852 4.87 | 1.2533e-05 3.431e-08 | d yr |
n | .2022524420886797 | 1.424e-09 | deg/d |
Q | 3.248241949058138 | 1.5247e-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 |
13.04 |
|
n/a |
E2021B10 |
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diameter |
diameter |
17.731 |
km |
2.950 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M) |
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rotation period |
rot_per |
27.42 |
h |
n/a |
LCDB (Rev. 2020-October); Warner et al., 2009 |
[Result based on fragmentary lightcurve(s), may be completely wrong.] |
geometric albedo |
albedo |
0.039 |
|
0.013 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M) |
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8833 Acer | Discovered 1989 Sept. 3 by E. W. Elst at Haute Provence. |
Named for Aceraceae, the maple family, with two genera and more than 100 species. One well-known species is Acer saccharum (sugar maple), the sap of which is used for maple syrup and maple sugar. |
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) |
Reference: 19990402/MPCPages.arc | Last Updated: 2010-06-11 |
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Alternate Designations
1989 RW = 1980 TY12 = 1987 BT3 = 1993 JB |
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