=======================================
seisfile      =Data/hokkaido_6_op4
modelfile     =
recfile       =Data/rec_hokka_150
time          =3600.
nop           =4
stab          =.85
izfree        =4                           ! izfree >= nop/2+1
Model -----------------------
model_type    =2
vs0           =2000.
rho0          =2000.
Source ----------------------
source_type   =2
sdepth        =50000.
aa            =0.
it0           =10
Receivers------------------------------
izrec         =4
JUNK------------------------------
icheck        =5
isnap         =0
iout          =4
iflush        =1000
