(2020 HP) |
Classification: Apollo [NEO] SPK-ID: 54016561 |
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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 2458941.5 (2020-Apr-02.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .5530358851607092 | 0.0012242 | |
a | 2.048082891309623 | 0.0052064 | au |
q | .9154195566317012 | 0.0001801 | au |
i | 2.960923664672845 | 0.0043861 | deg |
node | 50.6244039491812 | 0.0058803 | deg |
peri | 202.9782486784941 | 0.0019917 | deg |
M | 341.828604703239 | 0.071897 | deg |
tp | 2458995.538775150814 (2020-May-26.03877515) | 0.0077547 | TDB |
period | 1070.581468103366 2.93 | 4.0823 0.01118 | d yr |
n | .3362658618010391 | 0.0012822 | deg/d |
Q | 3.180746225987545 | 0.0080858 | au |
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| | Orbit Determination Parameters
Additional Information
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[ hide covariance matrix ]
Orbit Covariance (6×6)
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|
e |
q |
tp |
node |
peri |
i |
e |
1.498570510727413E-6 |
-2.204722111613524E-7 |
-9.491908808239429E-6 |
7.188316191498755E-6 |
2.421630578582167E-6 |
5.369237448388974E-6 |
q |
-2.204722111613524E-7 |
3.243656635056648E-8 |
1.396400695467841E-6 |
-1.057676169215667E-6 |
-3.562335672429482E-7 |
-7.899291910675506E-7 |
tp |
-9.491908808239429E-6 |
1.396400695467841E-6 |
6.013548264422863E-5 |
-4.550235896490742E-5 |
-1.535053558567623E-5 |
-3.400913946287578E-5 |
node |
7.188316191498755E-6 |
-1.057676169215667E-6 |
-4.550235896490742E-5 |
3.457796363911415E-5 |
1.155020512683593E-5 |
2.575103548443511E-5 |
peri |
2.421630578582167E-6 |
-3.562335672429482E-7 |
-1.535053558567623E-5 |
1.155020512683593E-5 |
3.96702764186073E-6 |
8.679942572161479E-6 |
i |
5.369237448388974E-6 |
-7.899291910675506E-7 |
-3.400913946287578E-5 |
2.575103548443511E-5 |
8.679942572161479E-6 |
1.923777180207809E-5 |
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Physical Parameter Table
Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
absolute magnitude |
H |
24.096 |
|
.297 |
2 |
autocmod 2.8 |
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