da_check_xtoy_adjoint_ssmi_rv.inc

1 subroutine da_check_xtoy_adjoint_ssmi_rv(oi, y, adjtest_lhs, pertile_lhs)
2 
3    !-----------------------------------------------------------------------
4    ! Purpose: TBD
5    !-----------------------------------------------------------------------
6 
7    implicit none
8 
9    type (ob_type), intent(in)     :: oi            ! obs. inc. vector (o-b).
10    type (y_type) , intent(inout)  :: y             ! y = h (xa)
11    real          , intent(inout)  :: adjtest_lhs, pertile_lhs   
12 
13    integer                        :: n             ! loop counter.
14 
15    real :: var
16 
17    if (oi%num_ssmi_retrieval > 0) then
18       do n=1, oi%num_ssmi_retrieval
19          y%ssmi_retrieval(n)%speed = y%ssmi_retrieval(n)%speed/typical_speed_rms
20          y%ssmi_retrieval(n)%tpw   = y%ssmi_retrieval(n)%tpw/typical_tpw_rms
21 
22          var = (y%ssmi_retrieval(n)%speed) ** 2 &
23              + (y%ssmi_retrieval(n)%tpw) ** 2
24 
25          pertile_lhs = pertile_lhs + var
26 
27          if (oi%ssmi_retrieval(n)%loc%proc_domain) then
28             adjtest_lhs = adjtest_lhs + var
29          end if
30 
31          y%ssmi_retrieval(n)%speed = y%ssmi_retrieval(n)%speed/typical_speed_rms
32          y%ssmi_retrieval(n)%tpw   = y%ssmi_retrieval(n)%tpw/typical_tpw_rms
33       end do
34    end if
35 
36 end subroutine da_check_xtoy_adjoint_ssmi_rv
37 
38