Daymark
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Alternative term: (Unlighted) Beacon (G.B.) Daybeacon (U.S.A.)
A daymark is a structure with defined shape and colour with the purpose of detection and identification of an AtoN during daylight.
(Originate: NAVGUIDE 2023)
Please note that this is the term as it stands in the original IALA Dictionary edition (1970-1989)
