Approx. file size :
Cursor latitude: °
° Cursor longitude
Zone center lat: °
° Zone center long
Zone height: °
° Zone width
Parameters:
Intended Speed (knots).. (or 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 6.0 7.0 8.0 9.0 10.0 11.0 12.0 13.0 14.0 15.0 16.0 18.0 20.0 22.0 24.0 26.0 28.0 30.0 35.0 choose from the list)
Intended Course (°)............ (or 0.0 22.5 45.0 67.5 90.0 112.5 135.0 157.5 180.0 202.5 225.0 247.5 270.0 292.5 315.0 337.5 360.0 choose from the list)
Worldwide GFS Model (Meridian view)