Martin Hotine

The head of the Trigonometrical and Levelling Division of the Ordnance Survey responsible for the 26-year-long retriangulation of Great Britain (1936–1962) and was the first Director General of the Directorate of Overseas Surveys (1946–1955).

- Martin Hotine

9 related topics


Triangulation station

Fixed surveying station, used in geodetic surveying and other surveying projects in its vicinity.

A trigonometrical station in Hong Kong
The triangulation point on top of Mount Washington in New Hampshire
A geodetic survey marker in Wellington, New Zealand
Class 3 triangulation point in Shiroyama Park in Inagi, Tokyo
Trig beacon on the summit of Lion's Head in Cape Town
A triangulation pillar in Torre del Miguelete. Valencia (Spain)
A trig point near Wootton Wawen, Warwickshire, England
Trig point on Mam Tor, Derbyshire, England
Trigonometrical station, NSW, Australia.

The standard trig point design is credited to Brigadier Martin Hotine (1898–1968), head of the Trigonometrical and Levelling Division of the Ordnance Survey.

Retriangulation of Great Britain

Triangulation project carried out between 1935 and 1962 that sought to improve the accuracy of maps made of Great Britain.

The Crow Knoll triangulation station at Crompton Moor in the South Pennines. It is one of the concrete pillars erected by the Ordnance Survey during the retriangulation of Great Britain. It was possible (in clear weather) to see at least two other trig points from any one trig point.

It was directed by the cartographer and mathematician Martin Hotine, head of the Trigonometrical and Levelling Division.


Earth science of accurately measuring and understanding Earth's figure , orientation in space, and gravity.

An old geodetic pillar (triangulation pillar) (1855) at Ostend, Belgium
A Munich archive with lithography plates of maps of Bavaria
Geodetic Control Mark (example of a deep benchmark)

Martin Hotine, 1898–1968, (England)

Oblique Mercator projection

Adaptation of the standard Mercator projection.

oblique Mercator projection.

It was developed by Martin Hotine in the 1940s.

Hotine Glacier

Glacier 10 nmi long which is divided at its mouth by Mount Cloos, flowing west into both Deloncle Bay and Girard Bay on Kyiv Peninsula, on the west coast of Graham Land, Antarctica.

Location of Kyiv Peninsula in Graham Land, Antarctic Peninsula.

It was first charted by the Belgian Antarctic Expedition under Gerlache, 1897–99, and was named by the UK Antarctic Place-Names Committee in 1959 for Brigadier Martin Hotine, Director of Overseas Surveys.

1949 New Year Honours

The 1949 New Year Honours were appointments by many of the Commonwealth realms of King George VI to various orders and honours to reward and highlight good works by citizens of those countries.

Brigadier Martin Hotine,, Director of Colonial Surveys and Surveys Adviser to the Secretary of State for the Colonies.


BBC documentary series first broadcast on BBC Two in 2004 and repeated in 2013.

Martin Hotine's Ordnance Survey (1935–1950)

Southend High School for Boys

Selective secondary Grammar school situated along Prittlewell Chase in Prittlewell, in the north-west of Southend-on-Sea, England, south-west of the roundabout of the A127 and A1159.

The School crest

Brigadier Martin Hotine CMG CBE, commanded the Royal Engineers from 1917 to 1918, responsible for the design of the UK's triangulation pillars and for the Retriangulation of Great Britain in the 1930s

Mount Hotine

Peak 2 nmi northeast of Mount McKerrow, in the Surveyors Range of Antarctica.

Climbers from the Dominican Republic on the world's highest summit, Mount Everest.

It was named by the New Zealand Geological Survey Antarctic Expedition (1960–61) for Brigadier Martin Hotine, British Director of Overseas Surveys at the time.