! HFS: "Hyperfine Structure" profile fit results (e.g. NH3, HCN, for spectra).
integer(kind=4), parameter :: class_sec_hfs_id=-13
integer(kind=4), parameter :: mhfsfit=12
integer(kind=4), parameter :: class_sec_hfs_len=3+2*mhfsfit
type hfs
sequence
integer(kind=4) :: nline ! Number of components
real(kind=4) :: sigba ! Sigma on base
real(kind=4) :: sigra ! Sigma on line
real(kind=4) :: nfit(mhfsfit) ! Fit results
real(kind=4) :: nerr(mhfsfit) ! Errors
end type hfs