ERS_pre_process

Synopsis

ERS_pre_process <name_stem> <near_range> <earth_radius> <num_patches> [Doppler]

Description

ERS_pre_process will digest ERS SAR data

Required Arguments

name_stem

Filename of the .dat and .ldr file

near_range

Near range (in meters) of the SAR image (put 0 if use default value)

earth_radius

Local earth radius (in meters) (put 0 if use default value)

num_patch

Number of patches (put 0 if use default value)

Optional Arguments

Doppler

Doppler value (blank if use default value)

Example

ERS_pre_process ERS_pre_process ERS2_356_2925_61332 978992.922 6378000 5

This command will preprocess ERS2 SAR data ‘ERS2_356_2925_61332’ then output parameter file ‘ERS2_356_2925_61332.PRM’ and fixed raw data file ‘ERS2_356_2925_61332.raw’ and LED file ERS2_356_2925_61332.LED with near range close to 978992.922 meters and earth radius 6378000 meters and 5 patches