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AstDyS ∴ Objects ∴ 1999WB18 ∴ Orbital info ∴ Epoch epochXXX
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(496859) 1999WB18  ▹ 
ORBITAL INFORMATION
◲
(ASCII data file 496859.eq1)
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.38905 1.457e-08 au
e 0.21961 1.565e-07
i 4.575 9.892e-06 deg
Ω 232.225 0.000119 deg
ω 183.033 0.0001297 deg
M 213.94 3.321e-05 deg
Other useful info
Absolute Magnitude (H)    18.7 mag
Slope parameter (G)    0.15 mag
Perihelion 1.8644 au
Aphelion 2.9137 au
Asc. node-Earth separation 1.90207 au
Desc. node-Earth separation 0.87638 au
Earth MOID 0.8763 au
Orbital period 1348.76 days
Date of orbit computation  apr 23 21:36
Correlation matrix
1.00000000-0.403295470.01201765-0.00467379-0.07282385-0.02696122
-0.403295471.000000000.00217572-0.018483890.26071790-0.35897407
0.012017650.002175721.00000000-0.555359710.51908144-0.03347600
-0.00467379-0.01848389-0.555359711.00000000-0.91467663-0.00562539
-0.072823850.260717900.51908144-0.914676631.00000000-0.37772770
-0.02696122-0.35897407-0.03347600-0.00562539-0.377727701.00000000
Covariance matrix
2.12270640E-16-9.19460314E-161.73205071E-15-8.10425714E-15-1.37658701E-13-1.30468918E-14
-9.19460314E-162.44866492E-143.36794038E-15-3.44236539E-135.29322834E-12-1.86573659E-12
1.73205071E-153.36794038E-159.78570722E-11-6.53836746E-106.66218519E-10-1.09989752E-11
-8.10425714E-15-3.44236539E-13-6.53836746E-101.41643842E-08-1.41237989E-08-2.22369096E-11
-1.37658701E-135.29322834E-126.66218519E-10-1.41237989E-081.68333357E-08-1.62774546E-09
-1.30468918E-14-1.86573659E-12-1.09989752E-11-2.22369096E-11-1.62774546E-091.10317682E-09