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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 17 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .2396694834759122 | 5.2548e-08 | |
a | 3.189476631031159 | 2.8797e-08 | au |
q | 2.425056414313429 | 1.7692e-07 | au |
i | 9.297033056395513 | 4.0397e-06 | deg |
node | 151.7644546341048 | 3.3415e-05 | deg |
peri | 258.3996274264286 | 3.413e-05 | deg |
M | 217.7965429261928 | 1.0082e-05 | deg |
tp | 2459822.336106006825 (2022-Aug-30.83610601) | 6.5708e-05 | TDB |
period | 2080.547155818426 5.70 | 2.8177e-05 7.714e-08 | d yr |
n | .1730314061823735 | 2.3434e-09 | deg/d |
Q | 3.95389684774889 | 3.5699e-08 | au |
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| | Orbit Determination Parameters
Additional Information
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[ hide covariance matrix ]
Orbital Elements at Epoch 2457481.5 (2016-Apr-03.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .2420808557883737 | 5.2538e-08 | |
q | 2.414819306197748 | 1.7692e-07 | au |
tp | 2457745.229707130098 (2016-Dec-22.72970713) | 4.9324e-05 | TDB |
node | 151.8525853673358 | 3.3425e-05 | deg |
peri | 258.4376714754628 | 3.4123e-05 | deg |
i | 9.300833050172351 | 4.0432e-06 | deg |
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| | Orbit Determination Parameters
Additional Information
|
Orbit Covariance (6×6)
|
|
e |
q |
tp |
node |
peri |
i |
e |
2.760217790404601E-15 |
-9.231456162305481E-15 |
-5.342454638383045E-13 |
1.791337285728794E-14 |
-1.161869206948401E-13 |
-1.662306250352724E-16 |
q |
-9.231456162305481E-15 |
3.13020932140894E-14 |
2.088755199776226E-12 |
-5.950440183910849E-14 |
4.160078714079557E-13 |
1.382335770144595E-15 |
tp |
-5.342454638383045E-13 |
2.088755199776226E-12 |
2.432898017005758E-9 |
-7.36350311387891E-12 |
3.969847613815484E-10 |
6.610293445650262E-13 |
node |
1.791337285728794E-14 |
-5.950440183910849E-14 |
-7.36350311387891E-12 |
1.117262213645802E-9 |
-1.103937844041002E-9 |
3.043067425736707E-11 |
peri |
-1.161869206948401E-13 |
4.160078714079557E-13 |
3.969847613815484E-10 |
-1.103937844041002E-9 |
1.164371583415059E-9 |
-2.997040409225217E-11 |
i |
-1.662306250352724E-16 |
1.382335770144595E-15 |
6.610293445650262E-13 |
3.043067425736707E-11 |
-2.997040409225217E-11 |
1.634717230458215E-11 |
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Physical Parameter Table
Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
absolute magnitude |
H |
14.93 |
|
n/a |
E2021B10 |
|
diameter |
diameter |
3.077 |
km |
0.801 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
geometric albedo |
albedo |
0.204 |
|
0.116 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
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|
85243 (1993 QG8) Discovered 1993-Aug-20 by Elst, E. W. at La Silla |
Reference: 20040830/Numbers.arc | Last Updated: 2004-09-06 |
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