Leading Lines or Ranges

From International Dictionary of Marine Aids to Navigation
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urn:mrn:iala:dic:1-2-0065

Alternative term: Range (U.S.A.)

A group of two or more marks or lights, in the same vertical plane such that the navigator can follow the leading line on the same bearing.

(Originate: R1001)




Please note that this is the term as it stands in the original IALA Dictionary edition (1970-1989)