Change default value of min_radius.

Tests/test_get_snapshot.f

@@ -30,7 +30,9 @@ program test_get_snapshot
   ! minimum amplitude of ssh, between extremum and outermost contour,
   ! in m
 
-  real:: min_radius = 15.957691216057307 ! minimum radius of the equal-area disk for an outermost contour, in km
+  real:: min_radius = 20.
+  ! minimum radius of the equal-area disk for an outermost contour, in km
+  
   integer ncid, dimid, varid, nlon, nlat
   real lon_min, lon_max, lat_min, lat_max ! longitudes and latitudes, in degrees
   real step(2) ! longitude and latitude steps, in rad

Tests/test_set_all_outerm.f

@@ -26,7 +26,9 @@ program test_set_all_outerm
   ! minimum amplitude of ssh, between extremum and outermost contour,
   ! in m
 
-  real:: min_radius = 15.957691216057307 ! minimum radius of the equal-area disk for of an outermost contour, in km
+  real:: min_radius = 20.
+  ! minimum radius of the equal-area disk for of an outermost contour, in km
+  
   character(len = :), allocatable:: filename
   integer nlon, nlat, copy
   real lon_min, lon_max, lat_min, lat_max ! longitudes and latitudes, in degrees