! DRIFT: Continuum drift description (for drifts).
integer(kind=4), parameter :: class_sec_dri_id=-10
integer(kind=4), parameter :: class_sec_dri_len=16
type drift
sequence
real(kind=8) :: freq ! [ MHz] Rest frequency
real(kind=4) :: width ! [ MHz] Bandwidth
integer(kind=4) :: npoin ! [ ] Number of data points
real(kind=4) :: rpoin ! [ ] Reference point
real(kind=4) :: tref ! [ ?] Time at reference
real(kind=4) :: aref ! [ rad] Angular offset at ref.
real(kind=4) :: apos ! [ rad] Position angle of drift
real(kind=4) :: tres ! [ ?] Time resolution
real(kind=4) :: ares ! [ rad] Angular resolution
real(kind=4) :: bad ! [ ] Blanking value
integer(kind=4) :: ctype ! [code] Type of offsets
real(kind=8) :: cimag ! [ MHz] Image frequency
real(kind=4) :: colla ! [ ?] Collimation error Az
real(kind=4) :: colle ! [ ?] Collimation error El
end type drift