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AstDyS ∴ Objects ∴ Afra ∴ Orbital info ∴ Epoch epochXXX
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(1187) Afra  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 1187.eq0)
Keplerian elements at epoch
58317.5 MJD
Value 1-σ variation Units
a 2.64032 4.951e-09 au
e 0.222338 2.737e-08
i 10.695 2.165e-06 deg
Ω 327.179 1.233e-05 deg
ω 74.894 1.294e-05 deg
M 255.266 3.866e-06 deg
Other useful info
Absolute Magnitude (H)    11.7 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0533 au
Aphelion 3.2274 au
Asc. node-Earth separation 1.36062 au
Desc. node-Earth separation 1.67556 au
Earth MOID 1.0906 au
Orbital period 1567.05 days
Date of orbit computation  apr 23 19:46
Correlation matrix
1.000000000.133117970.01266490-0.00326480-0.00163583-0.04285287
0.133117971.00000000-0.08458969-0.04435522-0.150433370.31801906
0.01266490-0.084589691.000000000.42431412-0.38339906-0.01627927
-0.00326480-0.044355220.424314121.00000000-0.92466845-0.01915020
-0.00163583-0.15043337-0.38339906-0.924668451.00000000-0.33680619
-0.042852870.31801906-0.01627927-0.01915020-0.336806191.00000000
Covariance matrix
2.45115250E-171.80404605E-171.35781910E-16-1.99278712E-16-1.04838744E-16-8.20285629E-16
1.80404605E-177.49292723E-16-5.01415950E-15-1.49689063E-14-5.33050496E-143.36572765E-14
1.35781910E-16-5.01415950E-154.68932049E-121.13282290E-11-1.07474250E-11-1.36298123E-13
-1.99278712E-16-1.49689063E-141.13282290E-111.51998445E-10-1.47572023E-10-9.12836560E-13
-1.04838744E-16-5.33050496E-14-1.07474250E-11-1.47572023E-101.67570219E-10-1.68569326E-11
-8.20285629E-163.36572765E-14-1.36298123E-13-9.12836560E-13-1.68569326E-111.49485863E-11