Convert gigameter to cable (U.S. customary and Navy)
Selected category: length.
Definition and details for gigameter:
Gigameter (Gm) is a metric unit of distance equal to one million kilometers (or 109m). This unit would be a good yardstick for the inner Solar System.
Definition and details for cable (U.S. customary and Navy):
U.S. customary or U.S. Navy cable length is a nautical unit of length equal 120 fathoms or 720 feet or 219.456 meters.