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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 44 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .1262910826961075 | 3.6436e-08 | |
a | 3.069859479695728 | 1.3704e-08 | au |
q | 2.682163602280045 | 1.0945e-07 | au |
i | 1.507847242187473 | 3.8233e-06 | deg |
node | 30.13648201815166 | 0.00013639 | deg |
peri | 296.4311968500843 | 0.0001372 | deg |
M | 92.52348642640388 | 1.6008e-05 | deg |
tp | 2458495.576411517863 (2019-Jan-12.07641152) | 8.6831e-05 | TDB |
period | 1964.609191398736 5.38 | 1.3155e-05 3.602e-08 | d yr |
n | .183242551025475 | 1.227e-09 | deg/d |
Q | 3.457555357111411 | 1.5434e-08 | au |
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| | Orbit Determination Parameters
Additional Information
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[ hide covariance matrix ]
Orbital Elements at Epoch 2456861.5 (2014-Jul-23.0) TDB
Reference: JPL 44 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .1305963851311462 | 3.7034e-08 | |
q | 2.665434601111861 | 1.12e-07 | au |
tp | 2456523.919462510289 (2013-Aug-19.41946251) | 8.18e-05 | TDB |
node | 30.11962560470246 | 0.00013611 | deg |
peri | 295.1316715471187 | 0.00013686 | deg |
i | 1.514386125953653 | 3.8196e-06 | deg |
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| | Orbit Determination Parameters
Additional Information
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Orbit Covariance (6×6)
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|
e |
q |
tp |
node |
peri |
i |
e |
1.371515390390778E-15 |
-4.125991331670217E-15 |
6.430931980065269E-13 |
1.667256421071233E-15 |
7.455045689402168E-14 |
9.950645885301863E-17 |
q |
-4.125991331670217E-15 |
1.254370718143062E-14 |
-1.969802240980717E-12 |
-6.529136301065013E-15 |
-2.263709913405708E-13 |
-2.444794273299001E-16 |
tp |
6.430931980065269E-13 |
-1.969802240980717E-12 |
6.691225395823744E-9 |
-4.91014059674324E-12 |
1.187429693058371E-9 |
-1.64540935468378E-13 |
node |
1.667256421071233E-15 |
-6.529136301065013E-15 |
-4.91014059674324E-12 |
1.852638035446184E-8 |
-1.852036396815366E-8 |
-1.750116452868512E-11 |
peri |
7.455045689402168E-14 |
-2.263709913405708E-13 |
1.187429693058371E-9 |
-1.852036396815366E-8 |
1.873165972602385E-8 |
1.74682571303756E-11 |
i |
9.950645885301863E-17 |
-2.444794273299001E-16 |
-1.64540935468378E-13 |
-1.750116452868512E-11 |
1.74682571303756E-11 |
1.458921024727084E-11 |
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Physical Parameter Table
Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
absolute magnitude |
H |
11.4 |
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n/a |
MPO358647 |
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diameter |
diameter |
36.007 |
km |
0.105 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M) |
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geometric albedo |
albedo |
0.034 |
|
0.005 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M) |
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2032 Ethel (1970 OH) Discovered 1970-Jul-30 by Smirnova, T. at Nauchnyj |
Reference: DISCOVERY.DB | Last Updated: 2003-08-29 |
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[ show close-approach data ]
Alternate Designations
1970 OH = 1952 DU = 1960 WM = 1965 UG1 = 1971 UD3 |
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