Great Trigonometrical Survey of India
E54302
The Great Trigonometrical Survey of India was a 19th-century British surveying project that precisely mapped the Indian subcontinent and measured major peaks of the Himalayas, including identifying and calculating the heights of mountains such as K2 and Everest.
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
British colonial project
→
geodetic survey → scientific expedition → |
| beganUnder |
William Lambton
→
|
| chiefSurveyor |
Andrew Scott Waugh
→
George Everest → William Lambton → |
| continuedBy |
British Raj government
→
|
| contributedTo |
definition of Indian standard datum
→
development of modern cartography in South Asia → global understanding of Earth’s shape → mapping of India on a uniform scale → |
| country |
British India
→
|
| determinedHeightOf |
K2
→
Kangchenjunga → Mount Everest → |
| endTime |
1870s
→
|
| field |
cartography
→
geodesy → topographic surveying → |
| identifiedAsHighestPeak |
Mount Everest
→
|
| initiatedBy |
British East India Company
→
|
| laterDirectedBy |
Andrew Scott Waugh
→
George Everest → |
| legacy |
foundation of modern Survey of India maps
→
naming of Mount Everest after George Everest → |
| location |
Indian subcontinent
→
|
| measured |
K2
→
Kangchenjunga → Mount Everest → Nanda Devi → |
| notableFeature |
measurement of a meridional arc over India
→
network of triangulation stations across India → |
| notableWork |
Great Arc of the Meridian
→
measurement of Himalayan peaks → measurement of K2 → measurement of Mount Everest → |
| operator |
Survey of India
→
|
| originalNameOfEverest |
Peak XV
→
|
| purpose |
establishing a geodetic framework for India
→
measurement of heights of Himalayan peaks → measurement of the curvature of the Earth → precise mapping of the Indian subcontinent → |
| scale |
subcontinental
→
|
| startTime |
1802
→
|
| usedInstrument |
baseline measuring apparatus
→
theodolite → |
| usedMethod |
geodetic surveying
→
triangulation → |
Referenced by (5)
| Subject (surface form when different) | Predicate |
|---|---|
|
Thomas Montgomerie
→
|
employer |
|
K2
→
|
namedDuring |
|
Masherbrum
→
|
nameSystem |
|
George Everest
→
|
notableWork |
|
Thomas Montgomerie
→
|
partOf |