Calculations of radiative fluxes at the surface

Select the wavelength range and resolution

Wavelength_min ( > 0.25 um)

Wavelength_max (<100 um)

Spectral resolution

Select latitude
Select longitude
Select UTC time (Grenwich) (in decimal hours)
Select day (year=365 days)
Select the atmospheric model
tropical =1
mid-latitude summer =2
mid-latitude winter =3
sub-arctic summer = 4
sub-arctic winter = 5
US62 =6
mountain mid-latitude summer =7
mountain mid-latitude winter =8
user's atmosphere =0
Select surface albedo
snow =1
clear water = 2
lake water =3
sea water = 4
sand = 5
vegetation =6

surface albedo provided by user =0
provide spectrally uniform surface albedo

spectral surface albedo provided by user =-1
min wavelength:
max wavelength:
number of sample points(< 128) :

Select aerosol model:
no aerosols = 0
rural = 1
urban = 2
oceanic = 3
tropospheric =4
Visibility (km) at 0.55 um
(between 5 km and 23 km)
 Cloud
Altitude of a cloud layer (km)
Optical depth ( at 0.55 um)
of a cloud layer
Effective radius
(between 2 um and 125 um)