(2020 ND) |
Classification: Apollo [NEO, PHA] SPK-ID: 54017784 |
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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 26 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .5886279398300269 | 1.2284e-05 | |
a | 2.411672671471472 | 7.1424e-05 | au |
q | .9920947553188422 | 2.7759e-07 | au |
i | 17.42540291776989 | 0.00020845 | deg |
node | 118.0147179078829 | 6.424e-06 | deg |
peri | 214.6422072949466 | 3.5652e-05 | deg |
M | 31.61976714105196 | 0.0013721 | deg |
tp | 2459080.347686749613 (2020-Aug-18.84768675) | 0.00012533 | TDB |
period | 1367.968099739153 3.75 | 0.06077 0.0001664 | d yr |
n | .263164031433661 | 1.1691e-05 | deg/d |
Q | 3.831250587624102 | 0.00011347 | au |
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| | Orbit Determination Parameters
Additional Information
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Orbital Elements at Epoch 2459035.5 (2020-Jul-05.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .5887051630571413 | 1.2285e-05 | |
q | .9922034255379648 | 2.8139e-07 | au |
tp | 2459080.323640870988 (2020-Aug-18.82364087) | 0.0001242 | TDB |
node | 118.0245790444862 | 6.6445e-06 | deg |
peri | 214.5963925636969 | 3.4354e-05 | deg |
i | 17.4345321423755 | 0.00020815 | 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 |
1.509199387436262E-10 |
-3.038607866387724E-12 |
-1.507078874537491E-9 |
-4.094929602934467E-11 |
-2.774217679092944E-10 |
2.551097865441665E-9 |
q |
-3.038607866387724E-12 |
7.917927334277008E-14 |
2.848059772350112E-11 |
7.130757309106078E-13 |
2.75760150376487E-12 |
-5.099031104157163E-11 |
tp |
-1.507078874537491E-9 |
2.848059772350112E-11 |
1.542575039421887E-8 |
4.202138529091182E-10 |
3.250820671058327E-9 |
-2.542572060744848E-8 |
node |
-4.094929602934467E-11 |
7.130757309106078E-13 |
4.202138529091182E-10 |
4.414901820799813E-11 |
6.066609241293376E-11 |
-7.217328569631141E-10 |
peri |
-2.774217679092944E-10 |
2.75760150376487E-12 |
3.250820671058327E-9 |
6.066609241293376E-11 |
1.180197127360546E-9 |
-4.631523996153702E-9 |
i |
2.551097865441665E-9 |
-5.099031104157163E-11 |
-2.542572060744848E-8 |
-7.217328569631141E-10 |
-4.631523996153702E-9 |
4.33259831939069E-8 |
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Physical Parameter Table
Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
absolute magnitude |
H |
21.7 |
|
.6308 |
E2021-DA1 |
autocmod 2.8 |
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