All Hill Details & GPS Waypoint

Gyrn Ddu 522.1m (1713ft)

Summit Feature: Cairn (Survey: obvious summit/Trimble GeoXH 6000)
Classification: Dewey, Clem, Hump, Marilyn, P30 Tump.
OS Grid Ref: SH401467 (10 figure Grid Ref: SH4011546785).
UK Area: 30 - Anglesey and the Lleyn Peninsula (OS Maps 1:50k 115,123. 1:25k 254.)
Latitude: 52.994478, Longitude: -4.383695, Height: 522.1 metres (1713 feet)
Prominence: 386 metres (1266 feet)
Unique Waypoint POI Name: 0522.P (DoBIH Hill ID: 1952)

Associated Child Hill(s):
   Bwlch Mawr (510m, p145)
   Garn Bentyrch (228m, p79)
   Gyrn Goch (490m, p62)
   Moel Bronmiod (418m, p62)
   Moelfre (240m, p45)
   Mynydd Cennin (262m, p105)
   Pen y Gaer (389m, p53)
   Moel-Pen-llechog (316m, p53)
   Y Foel (218m, p50)

External Links for Gyrn Ddu:
-GeoHack link... -OS Map Bing link... -Google Map link... -Geograph link... -Gyrn Ddu on

Data courtesy of the Database of British and Irish Hills

Selected mapping: Google or Bing / Ordnance Survey

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Gyrn Ddu has been climbed by...

Alex C Anton Carole Chalky1953 Chris Pearson chriswatson Conrad david gradwell Des Taylor Dugswell2 edgradwell GordonAdshead Haydn Davies hillbasher iaindbrown Jim.Fothergill malky_c Margaret nordicstar oakesave Polaroid rhayader_wanderer rhw RichTea snaithd stevedixon stevent0809 tundraboy vegibagger yt


Total = 1 Gyrn Ddu hills
Data courtesy of the Database of British and Irish Hills