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Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1999JM12 ∴ Orbital info ∴ Epoch epochXXX
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(42807) 1999JM12  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 42807.eq0)
Keplerian elements at epoch
57862.7 MJD
Value 1-σ variation Units
a 2.35919 8.75e-09 au
e 0.243307 2.453e-08
i 13.043 3.161e-06 deg
Ω 184.194 1.542e-05 deg
ω 158.652 1.718e-05 deg
M 251.831 7.547e-06 deg
Other useful info
Absolute Magnitude (H)    15.5 mag
Slope parameter (G)    0.15 mag
Perihelion 1.7852 au
Aphelion 2.9332 au
Asc. node-Earth separation 1.87285 au
Desc. node-Earth separation 0.80686 au
Earth MOID 0.78372 au
Orbital period 1323.56 days
Date of orbit computation  apr 23 19:55
Correlation matrix
1.000000000.084802200.011410980.006842690.09546756-0.22603427
0.084802201.00000000-0.01783654-0.002439680.00508530-0.04431880
0.01141098-0.017836541.000000000.19862835-0.176159930.00473496
0.00684269-0.002439680.198628351.00000000-0.85790793-0.03360032
0.095467560.00508530-0.17615993-0.857907931.00000000-0.46553731
-0.22603427-0.044318800.00473496-0.03360032-0.465537311.00000000
Covariance matrix
7.65569973E-171.82032307E-173.15563618E-169.23219269E-161.43532391E-14-1.49264373E-14
1.82032307E-176.01863176E-16-1.38302784E-15-9.22927472E-162.14371555E-15-8.20590132E-15
3.15563618E-16-1.38302784E-159.98948331E-129.68050520E-12-9.56709978E-121.12947582E-13
9.23219269E-16-9.22927472E-169.68050520E-122.37777377E-10-2.27314743E-10-3.91037237E-12
1.43532391E-142.14371555E-15-9.56709978E-12-2.27314743E-102.95259115E-10-6.03733922E-11
-1.49264373E-14-8.20590132E-151.12947582E-13-3.91037237E-12-6.03733922E-115.69611637E-11