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Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ Afra ∴ Orbital info ∴ Epoch epochXXX
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(1187) Afra  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 1187.eq1)
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.63995 4.936e-09 au
e 0.223983 2.737e-08
i 10.695 2.165e-06 deg
Ω 327.13 1.233e-05 deg
ω 74.847 1.293e-05 deg
M 13.946 4.123e-06 deg
Other useful info
Absolute Magnitude (H)    11.7 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0486 au
Aphelion 3.2313 au
Asc. node-Earth separation 1.35724 au
Desc. node-Earth separation 1.67601 au
Earth MOID 1.08673 au
Orbital period 1566.72 days
Date of orbit computation  apr 23 19:46
Correlation matrix
1.000000000.051560160.021063940.005610280.01264239-0.40493223
0.051560161.00000000-0.08447805-0.04457627-0.145162890.25274741
0.02106394-0.084478051.000000000.42405078-0.38428729-0.02048328
0.00561028-0.044576270.424050781.00000000-0.92657430-0.01739364
0.01264239-0.14516289-0.38428729-0.926574301.00000000-0.30924347
-0.404932230.25274741-0.02048328-0.01739364-0.309243471.00000000
Covariance matrix
2.43647704E-176.96518034E-182.25105480E-163.41582344E-168.07100207E-16-8.24046537E-15
6.96518034E-187.48986388E-16-5.00548371E-15-1.50477168E-14-5.13818609E-142.85175300E-14
2.25105480E-16-5.00548371E-154.68738303E-121.13243416E-11-1.07606496E-11-1.82832330E-13
3.41582344E-16-1.50477168E-141.13243416E-111.52145723E-10-1.47818019E-10-8.84521746E-13
8.07100207E-16-5.13818609E-14-1.07606496E-11-1.47818019E-101.67276334E-10-1.64894444E-11
-8.24046537E-152.85175300E-14-1.82832330E-13-8.84521746E-13-1.64894444E-111.69971638E-11