Point to Light-day
Point (pt)
Light-day (ld)
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 pt = 0.000352777777778 m
1 ld = 2.59020684e13 m
1 pt × 0.000352777777778 = 0.000352777777778 m
0.000352777777778 m ÷ 2.59020684e13 = 1.36196760e-17 ld