subroutine param_read

      use param_v4_h, only: jfotsout,crscabsi2,
     .    c1_16,c17_24,c25_29,c30_31,c32,c33,c34,c35,c36,
     .    co2crsc195,co2crsc295,t0,
     .    jabsifotsintpar,ninter,nz2,
     .    efdisco2,efdiso2,efdish2o,
     .    efdish2o2,efdish2,efdiso3,
     .    efdiso,efdisn,efdish,
     .    efdisno,efdisn2,efdisno2,
     .    efdisco,efionco2,efionn2,
     .    efionco,efiono3p,efionn,
     .    efionno,efionh,
     .    fluxtop,ct1,ct2,p1,p2

      use datafile_mod, only: datadir
      use mod_phys_lmdz_para, only : is_master
      USE mod_phys_lmdz_transfert_para, ONLY: bcast
      
      implicit none

 
c     local variables

      integer    i,j,k,inter                          !indexes
      integer ierr
      real       nada
  
      
c*************************+PROGRAM STARTS**************************

c     Reads tabulated functions

      if (is_master) then

      !Tabulated column amount
      open(210, status = 'old',
c    $file=trim(datadir)//'/EUVDAT/coln.dat',iostat=ierr)
     $file=trim(datadir)//'/EUVDAT/param_v5/coln.dat',iostat=ierr)

      IF (ierr.NE.0) THEN 
       write(*,*)'cant find directory EUVDAT containing param_v5 subdir'
       write(*,*)'(in aeronomars/param_read.F)'
       write(*,*)'It should be in :', trim(datadir),'/'
       write(*,*)'1) You can change this directory address in '
       write(*,*)'   callphys.def with datadir=/path/to/dir'
       write(*,*)'2) If necessary, EUVDAT (and other datafiles)'
       write(*,*)'   can be obtained online on:'
       write(*,*)' http://www.lmd.jussieu.fr/~lmdz/planets/mars/datadir'
       STOP
      ENDIF
 
      !Tabulated photoabsorption coefficients
      open(220,file=trim(datadir)//'/EUVDAT/param_v5/j2_an.dat')
      open(230,file=trim(datadir)//'/EUVDAT/param_v5/j3_an.dat')
      open(240,file=trim(datadir)//'/EUVDAT/param_v5/j1_an.dat')
      open(250,file=trim(datadir)//'/EUVDAT/param_v5/j2_bn.dat')
      open(260,file=trim(datadir)//'/EUVDAT/param_v5/j2_cn.dat')
      open(300,file=trim(datadir)//'/EUVDAT//param_v5/j2_dn.dat')
      open(270,file=trim(datadir)//'/EUVDAT//param_v5/j1_bn.dat')
      open(280,file=trim(datadir)//'/EUVDAT//param_v5/j1_cn.dat')
      open(290,file=trim(datadir)//'/EUVDAT//param_v5/j1_dn.dat')
      open(150,file=trim(datadir)//'/EUVDAT//param_v5/j4n.dat')
      open(160,file=trim(datadir)//'/EUVDAT//param_v5/j5n.dat')
      open(170,file=trim(datadir)//'/EUVDAT//param_v5/j6n.dat')
      open(180,file=trim(datadir)//'/EUVDAT//param_v5/j7n.dat')
      open(390,file=trim(datadir)//'/EUVDAT//param_v5/j8_an.dat')
      open(400,file=trim(datadir)//'/EUVDAT//param_v5/j8_bn.dat')
      open(410,file=trim(datadir)//'/EUVDAT//param_v5/j9n.dat')
      open(420,file=trim(datadir)//'/EUVDAT//param_v5/j10_an.dat')
      open(430,file=trim(datadir)//'/EUVDAT//param_v5/j10_bn.dat')
      open(440,file=trim(datadir)//'/EUVDAT//param_v5/j10_cn.dat')
      open(450,file=trim(datadir)//'/EUVDAT//param_v5/j11_an.dat')
      open(460,file=trim(datadir)//'/EUVDAT//param_v5/j11_bn.dat')
      open(470,file=trim(datadir)//'/EUVDAT//param_v5/j11_cn.dat')
      open(480,file=trim(datadir)//'/EUVDAT//param_v5/j12n.dat')
      open(490,file=trim(datadir)//'/EUVDAT//param_v5/j13_an.dat')
      open(500,file=trim(datadir)//'/EUVDAT//param_v5/j13_bn.dat')
      open(510,file=trim(datadir)//'/EUVDAT//param_v5/j13_cn.dat')

      
      do i=210,300,10
         read(i,*)
         read(i,*)
      end do

      do i=150,180,10
         read(i,*)
         read(i,*)
      end do

      do i=390,510,10
         read(i,*)
         read(i,*)
      enddo

      do i=nz2,1,-1
         read(210,*) (c1_16(i,j),j=1,16),c17_24(i),c25_29(i),c30_31(i),
     $        c32(i),c33(i),c34(i),c35(i),c36(i)
      end do

      do i=nz2,1,-1
         read(220,*) (jabsifotsintpar(i,2,j),j=1,16)
      end do
      
      do i=nz2,1,-1
         read(230,*) (jabsifotsintpar(i,3,j),j=1,16)
      end do

      do i=nz2,1,-1
         read(240,*) (jabsifotsintpar(i,1,j),j=1,16)
      end do

      do i=nz2,1,-1
         read(250,*) (jabsifotsintpar(i,2,j),j=17,24)
      end do


      do i=nz2,1,-1
         read(260,*) (jabsifotsintpar(i,2,j),j=25,31)
      end do

      do i=nz2,1,-1
         read(270,*) (jabsifotsintpar(i,1,j),j=17,24)
      end do

      do i=nz2,1,-1
         read(280,*) (jabsifotsintpar(i,1,j),j=25,31)
      end do

      do i=nz2,1,-1
         read(290,*) jabsifotsintpar(i,1,32)
      end do

      do i=nz2,1,-1
         read(300,*) (jabsifotsintpar(i,2,j),j=32,34)
      end do

      do i=nz2,1,-1
         read(160,*) (jabsifotsintpar(i,5,j),j=1,15)
      end do

      do i=nz2,1,-1
         read(150,*) (jabsifotsintpar(i,4,j),j=25,31)
      end do

      do i=nz2,1,-1
         read(170,*) (jabsifotsintpar(i,6,j),j=25,35)
      end do

      do i=nz2,1,-1
         read(180,*) (jabsifotsintpar(i,7,j),j=34,36)
      end do

      do i=nz2,1,-1
         read(390,*) (jabsifotsintpar(i,8,j),j=2,16)
      enddo

      do i=nz2,1,-1
         read(400,*) (jabsifotsintpar(i,8,j),j=17,24)
      enddo

      do i=nz2,1,-1
         read(410,*) (jabsifotsintpar(i,9,j),j=1,16)
      enddo

      do i=nz2,1,-1
         read(420,*) (jabsifotsintpar(i,10,j),j=2,16)
      enddo

      do i=nz2,1,-1
         read(430,*) (jabsifotsintpar(i,10,j),j=17,24)
      enddo

      do i=nz2,1,-1
         read(440,*) (jabsifotsintpar(i,10,j),j=25,32)
      enddo

      do i=nz2,1,-1
         read(450,*) (jabsifotsintpar(i,11,j),j=2,16)
      enddo

      do i=nz2,1,-1
         read(460,*) (jabsifotsintpar(i,11,j),j=17,24)
      enddo

      do i=nz2,1,-1
         read(470,*) (jabsifotsintpar(i,11,j),j=25,29)
      enddo
      
      do i=nz2,1,-1
         read(480,*) (jabsifotsintpar(i,12,j),j=2,16)
      enddo

      do i=nz2,1,-1
         read(490,*) (jabsifotsintpar(i,13,j),j=2,16)
      enddo
      
      do i=nz2,1,-1
         read(500,*) (jabsifotsintpar(i,13,j),j=17,24)
      enddo
      
      do i=nz2,1,-1
         read(510,*) (jabsifotsintpar(i,13,j),j=25,36)
      enddo

      do i=210,300,10
         close(i)
      end do

      do i=150,180,10
         close(i)
      end do

      do i=390,510,10
         close(i)
      enddo


c     set t0

      do i=1,nz2
         t0(i)=195.
      end do


      do i=1,ninter
         fluxtop(i)=1.
      end do

      !Parameters for the variation of the solar flux with 11 years cycle
      open(100,file=trim(datadir)//'/EUVDAT/param_v5/varflujo.dat')
      read(100,*)
      do i=1,24
         read(100,*) inter,ct1(i),p1(i),ct2(i),p2(i),nada
      end do
      close(100)

c     dissociation and ionization efficiencies

      do inter=1,ninter
         efdisco2(inter)=0.
         efdiso2(inter)=0.
         efdish2(inter)=0.
         efdish2o(inter)=0.
         efdish2o2(inter)=0.
         efdiso3(inter)=0.
         efdisco(inter)=0.
         efdisn2(inter)=0.
         efdisno(inter)=0.
         efdisno2(inter)=0.
         efionco2(inter,1)=0.
         efionco2(inter,2)=0.
         efionco2(inter,3)=0.
         efionco2(inter,4)=0.
         efiono3p(inter)=0.
         efionn2(inter,1)=0.
         efionn2(inter,2)=0.
         efionco(inter,1)=0.
         efionco(inter,2)=0.
         efionco(inter,3)=0.
         efionn(inter)=0.
         efionh(inter)=0.
         efionno(inter)=0.
      enddo


c     CO2, O2, NO

      open(120,file=trim(datadir)//'/EUVDAT/param_v5/efdis_inter.dat')
      read(120,*)
!      do i=1,21
!         read(120,*)inter,efdisco2(inter),efdiso2(inter),efdisno(inter)
      do inter=8,28
         read(120,*)i,efdisco2(inter),efdiso2(inter),efdisno(inter)
      enddo
      do inter=29,ninter
         efdisco2(inter)=1.
         efdiso2(inter)=1.
         efdisno(inter)=1.
      enddo


c     N2

      efdisn2(15)=0.1
      do inter=16,ninter
         efdisn2(inter)=1.
      enddo


c     CO

      efdisco(16)=0.5
      do inter=17,ninter
         efdisco(inter)=1.
      enddo

      
c     O, N, H

      do inter=1,ninter
         efdiso(inter)=0.
         efdisn(inter)=0.
         efdish(inter)=0.
      enddo


c     H2O, H2O2, O3, NO2

      do inter=25,31
         efdish2o(inter)=1.
      enddo
      do inter=25,35
         efdish2o2(inter)=1.
      enddo
      do inter=34,36
         efdiso3(inter)=1.
      enddo
      do inter=27,36
         efdisno2(inter)=1.
      enddo
      do inter=1,15
         efdish2(inter)=1.
      enddo
         
      !4 possible channels for CO2 ionization
      do inter=14,16
         efionco2(inter,1)=1.-efdisco2(inter)
      enddo
      efionco2(13,1)=0.805*(1.-efdisco2(13))
      efionco2(13,2)=0.195*(1.-efdisco2(13))
      do inter=11,12
         efionco2(inter,3)=1.-efdisco2(inter)
      enddo
      efionco2(10,3)=0.9*(1.-efdisco2(10))
      efionco2(10,4)=0.1*(1.-efdisco2(10))
      do inter=2,9
         efionco2(inter,4)=1.-efdisco2(inter)
      enddo

      !For O(3p) total ionization under 91.1 nm
      do inter=1,16
         efiono3p(inter)=1.d0
      enddo

      !2 channels for N2 ionization
      do inter=9,15
         efionn2(inter,1)=1.-efdisn2(inter)
      enddo
      do inter=2,8
         efionn2(inter,2)=1.-efdisn2(inter)
      enddo
      
      !3 channels for CO ionization
      do inter=11,16
         efionco(inter,1)=1.-efdisco(inter)
      enddo
      efionco(10,1)=0.87*(1.-efdisco(10))
      efionco(10,2)=0.13*(1.-efdisco(10))
      do inter=8,9
         efionco(inter,2)=1.-efdisco(inter)
      enddo
      efionco(7,2)=0.1*(1.-efdisco(7))
      efionco(7,3)=0.9*(1.-efdisco(7))
      do inter=2,6
         efionco(inter,3)=1.-efdisco(inter)
      enddo

      !Total ionization under 85 nm for N
      do inter=1,16
         efionn(inter)=1.
      enddo

      !NO
      do inter=2,28
         efionno(inter)=1.-efdisno(inter)
      enddo

      !Total ionization under 90 nm for H
      do inter=3,16
         efionh(inter)=1.
      enddo

      endif ! of if (is_master)


      call bcast(c1_16)
      call bcast(c17_24)
      call bcast(c25_29)
      call bcast(c30_31)
      call bcast(c32)
      call bcast(c33)
      call bcast(c34)
      call bcast(c35)
      call bcast(c36)
      call bcast(t0)
      call bcast(jabsifotsintpar)
      call bcast(efdisco2)
      call bcast(efdisco2)
      call bcast(efdish2o)
      call bcast(efdish2o2)
      call bcast(efdish2o2)
      call bcast(efdish2o2)
      call bcast(efdisn)
      call bcast(efdish)
      call bcast(efdisno)
      call bcast(efdisn2)
      call bcast(efdisno2)
      call bcast(efdisco)
      call bcast(efionco2)
      call bcast(efionco2)
      call bcast(efionco)
      call bcast(efiono3p)
      call bcast(efionn)
      call bcast(efionno)
      call bcast(efionh)
      call bcast(fluxtop)
      call bcast(ct1)
      call bcast(ct2)
      call bcast(p1)
      call bcast(p2)

      return


      end