Constant RPV values, see rpv_file.  

brdf_rpv variable value

 
variable can be one of the following:

k

Overwrite the wavelength-dependent k value defined in rpv_file.

rho0

Overwrite the wavelength-dependent rpv0 value defined in rpv_file.

theta

Overwrites the wavelength-dependent theta value defined in rpv_file.

sigma

Constant RPV sigma, to be used for snow Degunther2000b. A wavelength dependent sigma is not yet available.

t1

Constant RPV t1, to be used for snow Degunther2000b. A wavelength dependent t1 is not yet available.

t2

Constant RPV t2, to be used for snow Degunther2000b. A wavelength dependent t2 is not yet available.

scale

Apply a constant scaling factor for the RPV BRDF. Required e.g. if the the albedo should be set to a certain value. This factor is only used by rte_solver cdisort, rte_solver fdisort2 and rte_solver montecarlo.