da_residual_metar.inc

1 subroutine da_residual_metar(iv, y, re, np_missing, np_bad_data, np_obs_used, np_available)
2 
3    !----------------------------------------------------------------------
4    ! Purpose: Calculate residuals for metars
5    !-----------------------------------------------------------------------
6 
7    implicit none
8 
9    type (iv_type), intent(in)    :: iv     ! Innovation vector (O-B).
10    type (y_type) , intent(in)    :: y      ! y = H (xa)
11    type (y_type) , intent(inout) :: re     ! Residual vector (O-A).
12 
13    integer       , intent(inout) :: np_available
14    integer       , intent(inout) :: np_obs_used
15    integer       , intent(inout) :: np_missing
16    integer       , intent(inout) :: np_bad_data
17 
18    type (bad_data_type)              :: n_obs_bad
19    integer                           :: n
20 
21    if (trace_use_dull) call da_trace_entry("da_residual_metar")
22 
23    n_obs_bad % u % num = number_type(0, 0, 0)
24    n_obs_bad % v % num = number_type(0, 0, 0)
25    n_obs_bad % t % num = number_type(0, 0, 0)
26    n_obs_bad % p % num = number_type(0, 0, 0)
27    n_obs_bad % q % num = number_type(0, 0, 0)
28 
29    do n=1, iv%info(metar)%nlocal
30       np_available = np_available + 5
31       re%metar(n)%u = da_residual(n, 0, y%metar(n)%u, iv%metar(n)%u, n_obs_bad % u)
32       re%metar(n)%v = da_residual(n, 0, y%metar(n)%v, iv%metar(n)%v, n_obs_bad % v)
33       re%metar(n)%t = da_residual(n, 0, y%metar(n)%t, iv%metar(n)%t, n_obs_bad % t)
34       re%metar(n)%p = da_residual(n, 0, y%metar(n)%p, iv%metar(n)%p, n_obs_bad % p)
35       re%metar(n)%q = da_residual(n, 0, y%metar(n)%q, iv%metar(n)%q, n_obs_bad % q)
36    end do
37 
38    np_missing = np_missing + n_obs_bad % u % num % miss + &
39       n_obs_bad % v % num % miss + n_obs_bad % t % num % miss + &
40       n_obs_bad % p % num % miss + n_obs_bad % q % num % miss
41    np_bad_data = np_bad_data + n_obs_bad % u % num % bad + &
42       n_obs_bad % v % num % bad + n_obs_bad % t % num % bad + &
43       n_obs_bad % p % num % bad + n_obs_bad % q % num % bad
44    np_obs_used = np_obs_used + n_obs_bad % u % num % use + &
45       n_obs_bad % v % num % use + n_obs_bad % t % num % use + &
46       n_obs_bad % p % num % use + n_obs_bad % q % num % use
47 
48    if (trace_use_dull) call da_trace_exit("da_residual_metar")
49 
50 end subroutine da_residual_metar
51 
52