Chip log
Tool used to estimate the speed of a vessel through water / From Wikipedia, the free encyclopedia
Dear Wikiwand AI, let's keep it short by simply answering these key questions:
Can you list the top facts and stats about Log (speed)?
Summarize this article for a 10 year old
SHOW ALL QUESTIONS
For the ship's log, see Logbook.
A chip log, also called common log,[1] ship log, or just log, is a navigation tool mariners use to estimate the speed of a vessel through water. The word knot, to mean nautical mile per hour, derives from this measurement method.