`jo_type, j_type`
================================================================

    .. code-block::

         type jo_type_rad
            integer, pointer :: num_ichan(:)
            real, pointer    :: jo_ichan(:)
         end type jo_type_rad
      
         ..................................
         ..................................

         type jo_type
            real                :: total
            real                :: synop_u, synop_v, synop_t, synop_p, synop_q
            real                :: metar_u, metar_v, metar_t, metar_p, metar_q
            real                :: ships_u, ships_v, ships_t, ships_p, ships_q
            real                :: geoamv_u, geoamv_v
            real                :: polaramv_u, polaramv_v
            real                :: gpspw_tpw, satem_thickness, gpsref_ref, gpseph_eph
            real                :: sound_u, sound_v, sound_t, sound_q
            real                :: sonde_sfc_u, sonde_sfc_v, sonde_sfc_t, &
                                   sonde_sfc_p, sonde_sfc_q
            real                :: mtgirs_u, mtgirs_v, mtgirs_t, mtgirs_q
            real                :: tamdar_u, tamdar_v, tamdar_t, tamdar_q
            real                :: tamdar_sfc_u, tamdar_sfc_v, tamdar_sfc_t, &
                                   tamdar_sfc_p, tamdar_sfc_q
            real                :: airep_u, airep_v, airep_t, airep_q
            real                :: pilot_u, pilot_v
            real                :: ssmir_speed, ssmir_tpw
            real                :: ssmi_tb19v, ssmi_tb19h, ssmi_tb22v, ssmi_tb37v, &
                                   ssmi_tb37h, ssmi_tb85v, ssmi_tb85h
            real                :: ssmt1_t, ssmt2_rh
            real                :: pseudo_u, pseudo_v, pseudo_t, pseudo_p, pseudo_q
            real                :: qscat_u, qscat_v
            real                :: profiler_u, profiler_v
            real                :: buoy_u, buoy_v, buoy_t, buoy_p, buoy_q
            real                :: radar_rv, radar_rf, radar_rrn,radar_rsn,radar_rgr,radar_rcl,radar_rci,radar_rqv
            real                :: bogus_u, bogus_v, bogus_t, bogus_q, bogus_slp
            real                :: airsr_t, airsr_q
            real                :: rain_r
      #if (WRF_CHEM == 1)
            real                :: chemic_surf
      #endif
            type(jo_type_rad), pointer       :: rad(:)
         end type jo_type
      
         ..................................
         ..................................
      
         type j_type
            real             :: total
            real             :: jb
            real             :: jc
            real             :: je
            real             :: jp
            real             :: js
            real             :: jl
            real             :: jd
            real             :: jm
            real             :: jt
            type (jo_type)   :: jo
         end type j_type

**相关的程序**

      - `var/da/da_minimisation/da_calculate_j.inc`
      - `var/da/da_<OBSTYPE>/da_jo_and_grady_<OBSTYPE>.inc`
      - `var/da/da_<OBSTYPE>/da_jo_<OBSTYPE>_<VARS>.inc`