Thursday, 7 March 2024

Mapping Mountains – Significant Name Changes – The Fours – The 400m Hills of England


Corndon Tor (SX 685 741) 

There has been a Significant Name Change that is retrospective to a hill that is listed in the The Fours – The 400m Hills of England, with the summit height, col height and their locations, the drop and status of the hill derived from LIDAR analysis conducted by Myrddyn Phillips. 

LIDAR image of Corndon Tor (SX 685 741)

The criteria for the list that this name change applies to are:

The FoursThe 400m Hills of England.  English hills at or above 400m and below 500m in height that have 30m minimum drop, accompanying the main list are three categories of sub hills, these are the 400m Sub-Fours, the 390m Sub-Fours and the 390m Double Sub-Fours.  The list is co-authored by Myrddyn Phillips and Aled Williams and the 2nd edition of the booklet containing this list was published by Mapping Mountains Publications on the 24th April 2018.

The Fours - The 400m Hills of England by Myrddyn Phillips and Aled Williams

The hill is adjoined to the High Willhays group of hills, which are situated in Dartmoor in the south-west of the country, and it is positioned with a minor road to its west, south and east, and the B3357 road farther to its west, and has the village of Princetown towards the west.

When the listing that is now known as The Fours – The 400m Hills of England was originally compiled by Myrddyn Phillips this hill appeared under the name of Corndon Down; which is a prominent name that appears close to its summit on the contemporary Ordnance Survey 1:25,000 Explorer map. 

Extract from the Ordnance Survey 1:25,000 Explorer map

When the list was uploaded to the RHB Yahoo group file database the listed name of this hill was given as Corndon Tor, and this was also the name it appeared as when the 1st edition of the The Fours now co-authored by Myrddyn Phillips and Aled Williams was published by Europeaklist in December 2013 and when the 2nd edition of The Fours – The 400m Hills of England was published by Mapping Mountains Publications in April 2018.

Therefore, the name this hill is now listed by in The Fours - The 400m Hills of England is Corndon Tor and this was derived from a variety of Ordnance Survey maps, including the contemporary Ordnance Survey 1:25,000 Explorer map. 

 

The full details for the hill are:

Group:  High Willhays

Name:  Corndon Tor

Previously Listed Name:  Corndon Down 

OS 1:50,000 map:  191

Summit Height:  435.1m (LIDAR)

Summit Grid Reference:  SX 68595 74150 (LIDAR)

Col Height:  338.0m (LIDAR)

Col Grid Reference:  SX 68102 76285 (LIDAR)

Drop:  97.1m (LIDAR)

 

Myrddyn Phillips and Aled Williams (March 2024)

 

  

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