Daymark

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A daymark or a day marker is the daytime identifier of an aid to navigation (ATON).

Generally, the daymark conveys to the mariner, during daylight hours, the same significance as does the aid's light or reflector at night.[1]

Daymark Chart Symbols[2][edit]

Paper Chart Simplified Simplified Symbol Name
Square or rectangular daymark - Paper Chart.PNG
Square or rectangular daymark - Simplified chart.PNG
Square or rectangular daymark
Triangular daymark point up - Paper Chart.PNG
Triangular daymark point up - Simplified Chart.PNG
Triangular daymark, point up
Triangular daymark, point down - Paper Chart.PNG
Triangular daymark point down - Simplified Chart.PNG
Triangular daymark, point down
Retro reflector - Paper and Simplified Chart.PNG
Retro reflector - Paper and Simplified Chart.PNG
Retro reflector

See also[edit]

References[edit]

  1. ^ Light List, Volume II, Atlantic Coast. Washington, DC: US Government Printing Office. 2015. pp. ix. 
  2. ^ US Chart No. 1: Symbols, Abbreviations and Terms used on Paper and Electronic Navigational Charts. Department of Commerce National Oceanic and Atmospheric Administration Department of Defense National Geospatial-Intelligence Agency. 2013. p. 86.  line feed character in |publisher= at position 23 (help); line feed character in |title= at position 50 (help)