&INPUT

   wlinf=0.25,     !starting wavelength of 0.25 um
   wlsup=4.0,      !ending wavelength of 4.0 um
   wlinc=0.01,     !wavelength increment

   idatm=6,        !atmosphere: 6 is US standard
   nf=3,           !use the more accurate MODTRAN3 solar spectrum

!  sza=0           !solar zenith angle (not used if zero)
   iday=34,        !day of the year
   time=19,        !time in hours GMT
   alat=39,        !latitude on Earth
   alon=-77,       !longitude on Earth

   isalb=6,        !if isalb=0, albedo=albcon; =6 vegetation albedo model.

   uw=1.418,       !precipitable water vapor (-1 means use atmosphere); for US standard atmosphere, uw=1.418(g/cm2)
   uo3=0.349,      !total ozone (-1 means use atmosphere); US standard atmos. uo3=0.349 (atm-cm)
   xco2=720,       !carbon dioxide concentration (ppmv)

   tcloud=0, 1     !optical thickness of cloud layer.
   zcloud=1,-2,    !height range of cloud
   nre=10.0        !effective radius in cloud layer (um)

   iaer=0          !boundar layer aerosols(BLA); =0 no BLA
   vis=20.         !visibility(km) at 0.55 um.

   zout=0,100,     !get output at the surface and top of atmosphere
   iout=1,         !output mode for TOA and surface spectral fluxes
   nstr=4,         !number of discrete ordinates in both hemispheres in DISORT

   /