The keyword ID_CAT reflects the origin of observing time coming from
different pools of countries. You, as PI, should enter a value
according to the category of time you are using:
i) from an ESA member state : ID_CAT = POL_ESA ii) from the US ID_CAT = POL_NASA ii) from Japan ID_CAT = POL_ISAS
Please double check the correct use of keyword ID_CAT in your observing template file.