add parameters to be able to fill the whole screen

usr/bin/satalite-wp-update

@@ -6,10 +6,18 @@ EUMETSAT_KEY="jdBM1PsDQUm0tCZfk9VXD6IaJoUa"
 EUMETSAT_SECRET="SumkiqFMU3MAGpt_azb1KXKgjdMa"
 OUTDIR="$HOME/photos/eumetsat"
 
+# full screen coverage
+# PRJ=42004
+# BBOX=(-6400000 -100000 6400000 7700000)
+# DEG_N=5
+# DEG_E=52
+
+# full disk
 PRJ=42003
 BBOX=(-12800000 -7200000 12800000 7200000)
 DEG_N=0
 DEG_E=0
+
 WIDTH=1920
 HEIGHT=1080