SAR-helpers

Getting started with Envisat ASAR Image Mode Level 0 & Level 1

• Setting the environment
• Getting the mission
• Getting the cycle
• Getting the track (relative orbit)
• Getting the sensing date

Setting up the environment

Export the sar_helpers environment variable:

export SAR_HELPERS_HOME=/opt/sar-helpers/lib
. $SAR_HELPERS_HOME/sar-helpers.sh

The Envisat ASAR product can be downloaded from http://eo-virtual-archive4.esa.int/?q=ASA_IM__0CNPDE20120328_174858_000000163113_00113_52713_6275.N1

Mission

get_mission ASA_IM__0CNPDE20120328_174858_000000163113_00113_52713_6275.N1

will return:

ASAR

Cycle

get_cycle ASA_IM__0CNPDE20120328_174858_000000163113_00113_52713_6275.N1

will return:

TODO

Track (relative orbit)

get_track ASA_IM__0CNPDE20120328_174858_000000163113_00113_52713_6275.N1

will return:

113

Sensing date

get_sensing_date ASA_IM__0CNPDE20120328_174858_000000163113_00113_52713_6275.N1

will return:

20120328

Direction

Not supported