Fundamental Benchmark Details & GPS Waypoint

Blackstone Edge 473m (1552ft)

Summit Feature: Summit position proposed by Rob Woodall and established by abney level survey conducted by George Gradwell with estimated 473.7m summit height from height difference between upermost rock and 472.238m flush bracket height on triangulation pillar positione
Classification: Hill Trigpoint, Clem, County-tops-current, Notable, Four, Hardy, Hump, P30 Tump.
OS Grid Ref: SD972163 (10 figure Grid Ref: SD9721316377).
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: 36 - Lancashire, Cheshire & the Southern Pennines (OS Maps 109)
Latitude: 53.6438985, Longitude: -2.0436172, Height: 473 metres (1552 feet)
Prominence: 75 metres (246 feet)
Unique Waypoint POI Name: 0474.p (DoBIH Hill ID: 5319)

Associated Trigpoint:
  TP0713 'Blackstone Edge' Grid Ref: SD9721316377 Separation: 197m from Hill grid ref.

External Links for Blackstone Edge:
-GeoHack link... -OS Map Bing link... -Google Map link... -Geograph link... -Blackstone Edge on -Blackstone Edge on

Data courtesy of Myrddyn Phillips and Aled Williams

Selected mapping: Google or Bing / Ordnance Survey

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

Blackstone Edge List & GPS Waypoints:

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  • '0474.p' SD972163 Blackstone Edge (473m, p75)

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Blackstone Edge has been climbed by...

alan caine Andrew Brown andyb2706 Anton archiebald7 Areluctant-triggeR BadNewsWalking Beeliner bramley brooli buspass campbell3646 Carole carolml Chalky1953 Cheshire Claret Chris Pearson christiancityfan chriswatson citygent cjo clochandighter Colin Crawford craftinessa dan DanTrig darkpeak14 David Evans david gradwell David Sadler Des Taylor Dipstickk Dugswell2 Earby Rambler edgradwell ESharratt Fellrunner61 fitzydan flippsy friarmere GeoffC GeoJools gerrybowes glynspencer GordonAdshead Graham1950 greg_may_ Griefmiester Hands hicky HillmanImp iaindbrown IainT IainT2 ianflesher inbred71 iwardle iwc jade Jane T Jim.Fothergill jimp John Earlam johnbamforth JohnC jonesy jonglew Jurassic Parkinsons Kevgbl lonesome_cowboy_burt mal malrae Margaret mickpb Mystrallya ngthack nordicstar oakesave Olin painterman Peebs PeteBoggs peteh Phil Newby Pip Edwards PM psychocrawler rhw rob77 Ronnie Bowron Russell Morris SeanyG shaun3010 shorty12345 slateloose snaithd Sprog staton75 stevedixon stevent0809 supersaint swampysean s_mudd1 tgrs thenomad tommyboyp Tundraboy WALKERBROS Walkingthedog WayneMac01 Woodford Walkers wrose Wyresdale Zara


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