Curtis L. Olson writes: > Make default visibility exactly 10 miles.
Six statue miles is the generally-accepted cutoff for good VFR. Terminal area forecasts (TAF's) don't bother with anything over that, and just report P6SM (plus six statue miles). All the best, David -- David Megginson, [EMAIL PROTECTED], http://www.megginson.com/ _______________________________________________ Flightgear-devel mailing list [EMAIL PROTECTED] http://mail.flightgear.org/mailman/listinfo/flightgear-devel