Fundamental Benchmark Details & GPS Waypoint

Twyn yr Hyddod 486m (1594ft)

Summit Feature: Also recorded on OS maps as Mynydd Bedwellte and Cefn Bedwellte.
Classification: Hill Trigpoint, Clem, Hump, Pedwar, P30 Tump.
OS Grid Ref: SO145060 (10 figure Grid Ref: SO1451406011).
The original GR data for this hill was only accurate to a 6 figure grid reference (c.a 100m).
We have used additional user / trigpoint data to bring it up to 10 figures.

UK Area: 32 - Neath to Chepstow (OS Maps 1:50k 161. 1:25k 13S,166E.)
Latitude: 51.746255, Longitude: -3.239645, Height: 486 metres (1594 feet)
Prominence: 110 metres (361 feet)
Unique Waypoint POI Name: 0486.p (DoBIH Hill ID: 5271)

Associated Trigpoint:
  TP4365 'Mynydd Bedwellty' Grid Ref: SO1451506012 Separation: 19m from Hill grid ref.

External Links for Twyn yr Hyddod:
-GeoHack link... -OS Map Bing link... -Google Map link... -Geograph link... -Twyn yr Hyddod on -Mynydd Bedwellty on

Data courtesy of Myrddyn Phillips and Aled Williams

Selected mapping: Google or Bing / Ordnance Survey

:Fundamental Benchmark | :Nearby Hill | :Nearby Trigpoint | : mouseover

Mynydd Bedwellte List & GPS Waypoints:

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  • '0486.p' SO145060 Twyn yr Hyddod (486m, p110)

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Member's Grid References for Twyn yr Hyddod...

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Twyn yr Hyddod has been climbed by...

Adrian Andrew Brown Anton Areluctant-triggeR Carole Chalky1953 chriswatson Colin Crawford Des Taylor Dugswell2 Fellrunner61 GordonAdshead iaindbrown jnixon jonglew Karen Nash ngthack oakesave rhalstead rhw russ russie stevent0809 Ted Richards Tony J


Total = 1 Fundamental Benchmark
* The waypoint data in italics is only accurate to a 6 fig grid reference. Click here to learn how to help improve it.
Data courtesy of Myrddyn Phillips and Aled Williams


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