(2020 WN) |
Classification: Apollo [NEO] SPK-ID: 54088812 |
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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 8 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .4202677084325946 | 0.00033952 | |
a | 1.416017987721009 | 0.00067644 | au |
q | .8209113529221664 | 8.8637e-05 | au |
i | 6.278129697904848 | 0.0043341 | deg |
node | 62.37716944081855 | 0.00053509 | deg |
peri | 64.06126109134262 | 0.0013839 | deg |
M | 346.5884700552969 | 0.015724 | deg |
tp | 2459223.428592987703 (2021-Jan-08.92859299) | 0.010453 | TDB |
period | 615.4624796429731 1.69 | 0.44101 0.001207 | d yr |
n | .5849259896538849 | 0.00041913 | deg/d |
Q | 2.011124622519851 | 0.00096072 | au |
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| | Orbit Determination Parameters
Additional Information
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Orbital Elements at Epoch 2459171.5 (2020-Nov-18.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .4219770659563002 | 0.00033734 | |
q | .8220741717482388 | 9.0694e-05 | au |
tp | 2459223.203171449714 (2021-Jan-08.70317145) | 0.0098696 | TDB |
node | 62.38864282057735 | 0.00050977 | deg |
peri | 63.70486174316972 | 0.00061469 | deg |
i | 6.263360304947149 | 0.0043514 | 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 |
1.138010317070324E-7 |
-3.059050195200349E-8 |
-3.329001278836221E-6 |
1.714928493906463E-7 |
-1.720442301812142E-7 |
1.467871919398073E-6 |
q |
-3.059050195200349E-8 |
8.225358857419915E-9 |
8.946104040791864E-7 |
-4.605291811718624E-8 |
4.571378444918756E-8 |
-3.946191965831187E-7 |
tp |
-3.329001278836221E-6 |
8.946104040791864E-7 |
9.740818189272926E-5 |
-5.021220858629526E-6 |
5.087382160551446E-6 |
-4.293476696655932E-5 |
node |
1.714928493906463E-7 |
-4.605291811718624E-8 |
-5.021220858629526E-6 |
2.598618286786615E-7 |
-2.697438210244177E-7 |
2.210633076564811E-6 |
peri |
-1.720442301812142E-7 |
4.571378444918756E-8 |
5.087382160551446E-6 |
-2.697438210244177E-7 |
3.778382175277548E-7 |
-2.208663130833731E-6 |
i |
1.467871919398073E-6 |
-3.946191965831187E-7 |
-4.293476696655932E-5 |
2.210633076564811E-6 |
-2.208663130833731E-6 |
1.893504013772902E-5 |
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Physical Parameter Table
Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
absolute magnitude |
H |
27.4 |
|
.91282 |
E2021-CC3 |
autocmod 2.8 |
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