US survey foot to Didot point
US survey foot (ft US)
Didot point (dd)
How it is calculated
Each unit is defined via the base unit (meter (m)). The value is first converted to the base unit, then to the selected unit.
1 ft US = 0.304800609601 m
1 dd = 0.000376065 m
1 ft US × 0.304800609601 = 0.304800609601 m
0.304800609601 m ÷ 0.000376065 = 810.499806154 dd