Notices to Mariners

Donaghadee reduction in range of white & red sectors

10 - 2019

Issue Date: Saturday 23 November 2019

Aid: Donaghadee

Area: North East Coast of Ireland

The Commissioners of Irish Lights hereby give notice that on or about 01 December, or as soon thereafter as circumstances permit, the present light-source will be replaced with a new LED (Light Emitting Diode) light-source. At the same time the white sector range will be reduced in range from 17 to 16 nautical miles and the red sector range reduced from 12 to 10 nautical miles. All other details remain unchanged. The character, phasing, range, and lighting times of the existing and new light are as follows:

Donaghadee South Pier Light 

	Existing Light	New Light
Position (WGS 84)	54˚38.707’N 5˚31.860’ W	54˚38.707’N 5˚31.860’ W
Sector	White 118˚- 326˚ Red 326˚ - 357˚	White 118˚- 326˚ Red 326˚ - 357˚
Character	ISO. WR 4s (2.0 + 2.0 =4s)	ISO. WR 4s (2.0 + 2.0 =4s)
Elevation	17m	17m
Range	17 White 12 Red nm	16 White 10 Red nm
Displayed	Hours of darkness only	Hours of darkness only

Radio Navigation Warnings will be issued when the above changes take place.

By Order, Yvonne Shields, Chief Executive