(2020 EF) |
Classification: Aten [NEO] SPK-ID: 54013540 |
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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 6 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .1147573029674637 | 0.00019472 | |
a | .9594983909957364 | 3.4509e-05 | au |
q | .8493889434434446 | 0.00021738 | au |
i | 6.855487702106433 | 0.012093 | deg |
node | 352.5701258129103 | 0.00072075 | deg |
peri | 319.3005969801844 | 0.0093214 | deg |
M | 311.936012577338 | 0.03147 | deg |
tp | 2459046.333402584421 (2020-Jul-15.83340258) | 0.032481 | TDB |
period | 343.292885488146 0.94 | 0.01852 5.07e-05 | d yr |
n | 1.048667232028701 | 5.6574e-05 | deg/d |
Q | 1.069607838548028 | 3.8469e-05 | au |
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| | Orbit Determination Parameters
Additional Information
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[ hide covariance matrix ]
Orbital Elements at Epoch 2458927.5 (2020-Mar-19.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .1150153159473332 | 0.00019351 | |
q | .8485923446845043 | 0.00021409 | au |
tp | 2459046.566176258648 (2020-Jul-16.06617626) | 0.033795 | TDB |
node | 352.6675100389193 | 0.0011894 | deg |
peri | 319.545266211685 | 0.010612 | deg |
i | 6.87894891818351 | 0.012022 | 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 |
3.744488655599623E-8 |
-4.142797078356082E-8 |
-6.539209879224747E-6 |
-2.301347405153232E-7 |
-2.05157987479826E-6 |
2.326424110519757E-6 |
q |
-4.142797078356082E-8 |
4.583507326963618E-8 |
7.234592590382771E-6 |
2.546198796422193E-7 |
2.26955682266689E-6 |
-2.573890267146966E-6 |
tp |
-6.539209879224747E-6 |
7.234592590382771E-6 |
.001142111624204812 |
4.018598327319358E-5 |
.0003584413280148497 |
-.0004062751365541345 |
node |
-2.301347405153232E-7 |
2.546198796422193E-7 |
4.018598327319358E-5 |
1.414723691802896E-6 |
1.26042582482243E-5 |
-1.429811890216391E-5 |
peri |
-2.05157987479826E-6 |
2.26955682266689E-6 |
.0003584413280148497 |
1.26042582482243E-5 |
.0001126039326586331 |
-.0001274620780488563 |
i |
2.326424110519757E-6 |
-2.573890267146966E-6 |
-.0004062751365541345 |
-1.429811890216391E-5 |
-.0001274620780488563 |
.0001445396361849013 |
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Physical Parameter Table
Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
absolute magnitude |
H |
26.368 |
|
.39007 |
6 |
autocmod 2.8 |
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