msw = max sustained wind (knots)
src = source of rmw data
cma = cimss amsu
bias = cimss amsu bias correction
amsub = average amsub Tb with in amsua scan spot (used to correct cimss and cira amsu)
cra = cira amsu
wt =  rmse for that method (used in weighting of the estimate)
sat = satcon
msl = mslp (hPa)
cor = corrected  estimates 

num   name   yyyymmddhh mem lat   long  motn cmam  wt cmaw wt rmw src penv bias amsub adtm adtm_cor wt adtw adtw_cor wt fxtype ciramslp ciramsw ciramslp_cor wt ciramsw_wcor wt satmslp  satmsw 
21  201221P  2012063004  1005   36   74  JTWC 1008    0   7.8 6.4 1004  39 1004  36 SHEAR 18  997   44  997   40 8  1002   38 5
21  201221P  2012063006  1003   38   74  JTWC 1008    0  -1.6 6.4 1004  39 1004  36 SHEAR 18 1006   25 1006   22 8  1004   32 5