Convert palm (U.S.) to zettameter
Selected category: length.
Definition and details for palm (U.S.):
Palm (U.S.) is a traditional unit of length equal to the length of a person's hand, from wrist to the end of the middle finger. This kind of palm definition was common in the U.S. during 19th century. One palm was equal to 9 inches or 22.86cm and it was comparable to span.
Definition and details for zettameter:
Zettameter (Zm) is a metric unit of distance equal to 1021meters. This is a little more than the diameter of our galaxy in which we live.