How to convert Chain to Light-minute

Conversion factor and calculation steps from Chain (ch) to Light-minute (lm).

Conversion logic

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 ch = 20.1168 m

1 lm = 17987547480 m

1 ch × 20.1168 = 20.1168 m

20.1168 m ÷ 17987547480 = 1.11837370e-9 lm