Austrian card 1:50 000 in the UTM system (ÖK50-UTM)

The sheet section of the Austrian map 1:50 000 is 20‘x12’ and takes place according to round geographical grid lines. The average area of a sheet bounded by the grid lines is 560 km². The federal territory is covered with 191 map sheets. The sheet numbering of the Austrian card 1:50 000 is done by four digits. The first two digits describe a range of 2 longitudes x 1 latitude, the two following digits indicate the position of the sheet within that range, with a sequential numbering of 1-30 from the top left to the bottom right. Each sheet of the Austrian card 1:50 000 receives, in addition to the number, a sheet name, which is generally derived from the name of the largest locality or any other significant geographical term.