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AstDyS ∴ Objects ∴ Keiko ∴ Orbital info ∴ Epoch epochXXX
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(8725) Keiko  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 8725.eq0)
Keplerian elements at epoch
57403.3 MJD
Value 1-σ variation Units
a 2.15438 4.363e-09 au
e 0.109251 3.091e-08
i 2.466 2.563e-06 deg
Ω 85.113 8.392e-05 deg
ω 307.976 8.515e-05 deg
M 26.034 1.404e-05 deg
Other useful info
Absolute Magnitude (H)    14.8 mag
Slope parameter (G)    0.15 mag
Perihelion 1.919 au
Aphelion 2.3897 au
Asc. node-Earth separation 1.01008 au
Desc. node-Earth separation 1.26641 au
Earth MOID 0.92509 au
Orbital period 1155 days
Date of orbit computation  apr 23 19:47
Correlation matrix
1.00000000-0.18859649-0.002774800.005343850.02156922-0.16700531
-0.188596491.000000000.00134940-0.00137538-0.058151960.35067182
-0.002774800.001349401.00000000-0.090555290.09002335-0.00225894
0.00534385-0.00137538-0.090555291.00000000-0.985339350.00570953
0.02156922-0.058151960.09002335-0.985339351.00000000-0.17422961
-0.167005310.35067182-0.002258940.00570953-0.174229611.00000000
Covariance matrix
1.90376065E-17-2.54352535E-17-3.10316377E-171.95667729E-158.01393714E-15-1.02318918E-14
-2.54352535E-179.55416124E-161.06906629E-16-3.56760208E-15-1.53061507E-131.52200701E-13
-3.10316377E-171.06906629E-166.56952571E-12-1.94777915E-111.96484136E-11-8.13002678E-14
1.95667729E-15-3.56760208E-15-1.94777915E-117.04235195E-09-7.04125395E-096.72788959E-12
8.01393714E-15-1.53061507E-131.96484136E-11-7.04125395E-097.25121254E-09-2.08327585E-10
-1.02318918E-141.52200701E-13-8.13002678E-146.72788959E-12-2.08327585E-101.97169165E-10