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AstDyS ∴ Objects ∴ 1981EP3 ∴ Orbital info ∴ Epoch epochXXX
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(213001) 1981EP3  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 213001.eq0)
Keplerian elements at epoch
57538.7 MJD
Value 1-σ variation Units
a 3.14768 2.575e-08 au
e 0.163881 6.251e-08
i 9.035 5.909e-06 deg
Ω 228.768 3.779e-05 deg
ω 301.617 4.098e-05 deg
M 126.817 1.475e-05 deg
Other useful info
Absolute Magnitude (H)    15.9 mag
Slope parameter (G)    0.15 mag
Perihelion 2.6318 au
Aphelion 3.6635 au
Asc. node-Earth separation 1.81134 au
Desc. node-Earth separation 2.36034 au
Earth MOID 1.65122 au
Orbital period 2039.79 days
Date of orbit computation  apr 23 20:34
Correlation matrix
1.000000000.32184099-0.00142768-0.005124780.001897950.00789613
0.321840991.00000000-0.01189199-0.007308430.03043234-0.08265946
-0.00142768-0.011891991.00000000-0.335405940.30543275-0.00067732
-0.00512478-0.00730843-0.335405941.00000000-0.91090914-0.00154126
0.001897950.030432340.30543275-0.910909141.00000000-0.39897883
0.00789613-0.08265946-0.00067732-0.00154126-0.398978831.00000000
Covariance matrix
6.63022702E-165.18014890E-16-2.17208839E-16-4.98736065E-152.00252451E-152.99987652E-15
5.18014890E-163.90726962E-15-4.39211297E-15-1.72660023E-147.79473746E-14-7.62349375E-14
-2.17208839E-16-4.39211297E-153.49112043E-11-7.49004559E-117.39481712E-11-5.90474749E-14
-4.98736065E-15-1.72660023E-14-7.49004559E-111.42844194E-09-1.41070359E-09-8.59472429E-13
2.00252451E-157.79473746E-147.39481712E-11-1.41070359E-091.67903145E-09-2.41214869E-10
2.99987652E-15-7.62349375E-14-5.90474749E-14-8.59472429E-13-2.41214869E-102.17695582E-10