Marilyn News Centre

Metric Hill Categories

Alan Dawson, June 2010

Several hill categories have height bands in feet but drops in metres, which is inconsistent and unsatisfactory. Ordnance Survey maps have been metric for 35 years, so it is time other hill categories caught up with Marilyns and Humps and went fully metric, as well as covering the whole of Britain. New hill categories are therefore being introduced for all British hills over 600 metres high with 30 metres drop. The new categories do not affect Marilyns, SubMarilyns, Humps, Nuttalls, Deweys or Jacksons.

New hill categories

List name Height Drop Total Scotland Wales England
New Munros900+100+31229985
New Murdos900+30+523499168
New Corbetts750-899150+2432091618
New Corbett Tops750-89930+7686723660
Dochartys600-749150+2892243233
Docharty Tops600-74930+12391017100122
Chumps750-899100-149 9785210
Dhumps600-749100-149 1821501418
Sims600+30+25302188152190
SubSims600+20-29 c 551 c 4862738

The Dochartys are named after William M. Docharty (1896-1968) who published an extensive list of British and Irish hills under 2500 feet in 1962. All the above lists (apart from SubSims) are subsets of the Sims (Six-hundred Metre Summits). No-one is known to have climbed all 2530 Sims, although none require difficult rock climbing.

The following hill categories are superseded by the new lists: Murdos, Corbett Tops, CTMs, CTCs, Grahams, Graham Tops, GTMs, GTCs, GTGs, New Donalds, SubDonalds, SubMurdos, SubCorbetts, SubCTs, SubGrahams, SubGTs, English Hewitts, Welsh Hewitts, SubHewitts.

The lists of Munros, Corbetts and Donalds are maintained by the SMC and seem unlikely to be changed.

New Munros that are not Munros (59)

Section Height Name Map Grid Ref Drop
1C959 Stob Garbh51 NN411221103
2A910 Meall Buidhe51 NN427449261
2B909 Beinn nan Oighreag51 NN541412271
2B901 Beinn Odhar50 NN337338457
3A903 A'Chailleach41 NN189579138
3B1115 Stob Coire nan Lochan41 NN148548116
3B1011 Stob na Doire, Buachaille Etive Mor41 NN207532144
3B968 Stob an Fhuarain41 NN118523103
3B907 Beinn Maol Chaluim41 NN135526198
4A909 Leum Uilleim41 NN330641499
4B929 Sgor Choinnich42 NN443683127
4B911 The Fara42 NN598843475
4B903 Beinn a'Chumhainn42 NN462710145
6A912 Leathad an Taobhain43 NN821858155
6A912 Beinn Bhreac43 NN868820171
6A901 Beinn Mheadhonach43 NN880758165
6B953 Beinn Iutharn Bheag43 NO065791105
6B903 Ben Vuirich43 NN997700345
8B900 Culardoch36,43 NO193988312
10A906 Sgurr Thionail33 NG985089121
10B913 Sgurr a'Choire-bheithe33 NG895015390
10B901 Sgurr an Fhuarain33,40 NM987979183
10C904 Ben Tee34 NN240972356
10D909 Streap40 NM946863438
11A1036 Sgurr na Lapaich25 NH154243110
11A929 Sgurr nan Saighead33 NG974177106
12A913 Sgurr nan Ceannaichean25 NH087480185
13A980 Sail Mhor, Beinn Eighe19 NG938605116
13A976 Coinneach Mhor, Beinn Eighe19 NG944600108
13A963 Sgurr nan Fhir Duibhe, Beinn Eighe19 NG981600118
13A914 Beinn Dearg19,24 NG895608469
13B907 Fuar Tholl25 NG975489242
13B903 Beinn Damh24 NG892502518
14A979 Glas Mheall Mor, An Teallach19 NH076853101
14A960 Stob Cadha Gobhlach, An Teallach19 NH068825127
14A910 Beinn Dearg Mor19 NH032799568
15A909 Carn Gorm-loch20 NH319800146
15B928 Glas Leathad Beag20 NH492706132
16B914 Foinaven9 NC317507690
19C901 Beinn an Lochain56 NN218079640
30B1085 Snowdon115 SH6095431038
30B1064 Carnedd Llewelyn115 SH683644750
30B1044 Carnedd Dafydd115 SH663630111
30B999 Glyder Fawr115 SH642579643
30B947 Y Garn115 SH630595236
30B924 Elidir Fawr115 SH612613212
30B915 Tryfan115 SH664593188
30E905 Aran Fawddwy124,125 SH862223670
34A931 Skiddaw89,90 NY260290709
34B978 Scafell Pike89,90 NY215072912
34B964 Scafell89,90 NY206064133
34B902 Bowfell89,90 NY244064146
34C950 Helvellyn90 NY342151712

Munros that are not New Munros (24)

Section Height Name Map Grid Ref Drop
4A1116 Stob Coire an Laoigh41 NN23972574
4A1056 Na Gruagaichean41 NN20365298
4A939 Mullach nan Coirean41 NN12266293
4B979 Stob Coire Sgriodain41 NN35674390
7A1110 Carn a'Choire Bhaidheach44 NO22684575
7A1047 Carn an t-Sagairt Mor44 NO20884385
7A1019 Carn an Tuirc43 NO17480464
7A1012 Cairn Bannoch44 NO22282577
7A998 Broad Cairn44 NO24081564
7A987 Creag Leacach43 NO15474568
7A958 Tolmount44 NO21080072
7A957 Tom Buidhe44 NO21378771
8A1004 The Devil's Point36,43 NN97695189
8B931 Beinn Bhreac36,43 NO05897086
9B920 Carn Sgulain35 NH68305872
9C1006 Carn Liath34 NN47290389
10A947 Creag a'Mhaim33 NH08707779
11A956 Saileag33 NH01714891
11B1002 Sail Chaorainn34 NH13315488
11B957 Carn Ghluasaid34 NH14512562
17B948 Sgurr Mhic Choinnich32 NG45021056
17B944 Sgurr Dubh Mor32 NG45720589
17B934 Am Basteir32 NG46525355
17B918 Sgurr a'Mhadaidh32 NG44623571

Chumps

Chumps are Humps of New Corbett height that are not New Corbetts. There are 97 of them.

Section Height Name Map Grid Ref Drop
1A852 Creag nan Eun51,52 NN727318115
1A805 Meall nam Fuaran52 NN826361134
1A786 Carn Chois51,52 NN791277118
1D888 Beinn Chorranach56 NN254095140
1D848 A'Chrois56 NN288077106
1D811 Binnein an Fhidhleir50,56 NN214107100
2A874 Meall Daill51 NN411434129
2A864 An Grianan51 NN480429101
2A830 Meall Cruinn51 NN458478126
2A802 Meall Breac42,51 NN638542131
2A792 Geal Charn42,51 NN681544127
2B883 Sgiath Chuil East Top51 NN475332104
2B779 Creag nam Bodach51 NN444376126
2B758 Meall a'Chall51 NN436403102
4A764 Beinn na Caillich41 NN140628115
4B865 Meall a'Bhealaich42 NN452695100
5A828 Glas Mheall Mor42 NN563673147
5A827 Glas Meall a'Chumhainn42 NN572697102
5B898 Bogha-cloiche42 NN740867107
6A899 Beinn a'Chait43 NN865748118
6A853 Bruthach nan Creagan42 NN750805101
6A849 Carn an Fhidleir Lorgaidh43 NN856874143
6A835 Braigh Coire na Conlaich43 NN939778110
6A834 Meall Odhar a'Chire42 NN796785143
6B894 Carn Creagach43 NO069830117
6B887 Sgor Mor43 NO115825132
6B868 Meall a'Choire Bhuidhe43 NO062710142
6B794 Meall Uaine43 NO110674146
6B763 Meall na Spionaig43 NO001774137
7A866 Craig Mellon44 NO262773128
7A850 Hill of Strone44 NO288729145
7A849 Meall an t-Slugain43 NO184863116
7A795 Creag Loisgte43 NO176868110
7A784 Creag nan Leachda43 NO179886116
7B887 Braid Cairn44 NO426872122
7B756 Finbracks44 NO401703122
8B804 Carn Bheadhair36 NJ055116134
8B777 Meall an Lundain36,43 NO062948104
9B892 Corrieyairack Hill34 NN429995137
9B883 Carn Leac34 NN406977119
9B834 Marg na Craige35 NN620973149
9B810 Carn na Laraiche Maoile35 NH584112107
9B787 Creag Dhubh35 NH728035110
9B781 Carn Easgann Bana34 NH485063142
9B764 Creag Mhor34 NN484973126
9B761 Creag a'Chail34 NN403958100
9C819 Meall a'Mheanbh-chruidh34,41 NN394894130
10A899 Am Bathaich33 NG988075114
10A885 Buidhe Bheinn33 NG963090122
10B890 Sgurr Beag33,40 NM959971143
10B849 Aonach Sgoilte33 NG840027144
10B841 Sgurr a'Chlaidheimh33 NG952030108
10B839 Druim Leac a'Shith33,40 NM868993126
10C839 Meall Dubh34 NN229931134
10C826 Meall Coire nan Saobhaidh34 NN174951104
10C761 Meall an Tagraidh34 NN194940133
10D896 Beinn Gharbh40 NM882876149
10D844 Meall an Uillt Chaoil40 NM931843100
10D810 Beinn an Tuim40 NM929835147
11A892 Doire Tana25 NH218281103
11A876 Sgurr na Moraich33 NG965193138
12A890 Sgurr na Muice25 NH226418129
12A854 Garbh-charn25 NH292410105
12A848 Sgurr a'Choire-rainich25 NH248569143
13A866 Na Rathanan19,24 NG873613109
13A806 Baosbheinn East Top19,24 NG876651101
13A761 Carn na Feola19 NG915612105
15A858 Meall Glac an Ruighe20 NH265861113
15A837 Bodach Beag20 NH354877133
15B772 Meall a'Ghrianain20 NH365775127
16B808 Stob Cadha na Beucaich9 NC325487123
16D808 A'Chaoirnichain16 NC575280120
17B895 Gars-bheinn32 NG468187121
17B881 Sgurr Thuilm32 NG438242134
17B869 Bidein Druim nam Ramh32 NG456239109
17E867 A'Chioch47,48 NM535333102
18A870 Beinn Odhar Mhor40 NM851791115
18A869 Druim Fiaclach40 NM791791124
18A751 Diollaid Mhor40 NM807794116
18B803 Druim Garbh40 NM881683141
18B763 Meall Mor40 NM887727107
18B756 Sgorr an Tarmachain40 NM839714141
27B786 Kirriereoch Hill77 NX420870149
28B831 Cramalt Craig72 NT168247146
28B801 Lochcraig Head79 NT166176108
30D750 Diffwys124 SH661234148
32A795 Cribyn160 SO023213130
34B885 Esk Pike89,90 NY236075112
34B859 Crinkle Crags89,90 NY248048138
34B839 Crag Hill89,90 NY192203117
34B783 Glaramara89,90 NY246104121
34C857 Great Dodd90 NY341205109
34C778 Harter Fell90 NY459093149
34C757 Ill Bell90 NY436077124
34D802 Swirl How89,90 NY272005120
34D778 Dow Crag96,97 SD262977129
34D763 Wetherlam89,90 NY288011145

Dhumps

Dhumps are Humps of Docharty height that are not Dochartys. There are 182 Dhumps, including little-known hills such as Creag Ghiuthsachan in Glen Feshie and Monadh nam Mial near Aberfeldy, as well as more familiar hills such as Hallival, A'Chir, Curleywee, Cnicht and Yewbarrow. The Docharty Tops include 101 hills from 600 to 609 metres, such as Beinn Tharsuinn Chaol Far West Top in Fisherfield, Hangingstone Hill in Dartmoor, Bulg in Angus, Little Whernside in Yorkshire and Cairnmorris Hill in the Ochils.

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