Pyad to Didot point
Pyad (пядь)
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 пядь = 0.1778 m
1 dd = 0.000376065 m
1 пядь × 0.1778 = 0.1778 m
0.1778 m ÷ 0.000376065 = 472.790608007 dd