Sentinel Islands

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Sentinel Islands
North Sentinel Island.jpg
2009 NASA image of North Sentinel Island; the island's protective fringe of coral reefs can be seen clearly.
Sentinel Islands is located in Andaman and Nicobar Islands
Sentinel Islands
Sentinel Islands
Location of North Sentinel Island
Location Bay of Bengal
Coordinates 10°58′34″N 92°13′12″E / 10.976°N 92.22°E / 10.976; 92.22Coordinates: 10°58′34″N 92°13′12″E / 10.976°N 92.22°E / 10.976; 92.22 [1]
Archipelago Andaman Islands[2]
Adjacent bodies of water Indian Ocean
Total islands 3
Major islands
  • North Sentinel
  • South
  • Constance    
Area 61.27 km2 (23.66 sq mi)[3]
Highest elevation 122 m (400 ft)[4]
District South Andaman
Island group Andaman Islands
Island sub-group Sentinel Islands
Taluk multiple
Demonym Sentinelese
Population 250 to 300[5] (2005)
Pop. density 4.8 /km2 (12.4 /sq mi)
Ethnic groups Sentinelese[2]
Additional information
Time zone
PIN 744202[7]
Telephone code 031927 [8]
Official website
ISO Code IN-AN-00[6]
Literacy 0.0%
Avg. summer temperature 30.2 °C (86.4 °F)
Avg. winter temperature 23.0 °C (73.4 °F)
Sex ratio 1/
unit_pref Metric
Census Code 35.639.0004
Official Languages Sentinelese

The Sentinel Islands are part of the Andaman Islands chain. There are two of them: North Sentinel and South Sentinel. The Sentinelese people live on the North island. The islands belongs to the South Andaman administrative district, part of the Indian union territory of Andaman and Nicobar Islands.[9]


The islands are split between 2 tehils: Port Blair Tehsil and Little Andaman Tehsil.[10]


  1. ^ "The Andaman Islands and the Nicobar Islands § 9.8 North Sentinel Island". Bangladesh and the Bay of Bengal (PDF). Sailing Directions (Enroute). Pub. 173 (8th ed.). Springfield, Virginia: National Geospatial-Intelligence Agency. 2014. p. 266. 
  2. ^ a b Weber, George. "Chapter 8: The Tribes; Part 6. The Sentineli". The Andamanese. Archived from the original on 20 May 2013. 
  3. ^ (PDF)  Missing or empty |title= (help)
  4. ^ pro star
  5. ^ Bhaumik, Subir (5 March 2005). "Extinction threat for Andaman natives". 
  6. ^ Registration Plate Numbers added to ISO Code
  7. ^ "A&N Islands - Pincodes". 2016-09-22. Retrieved 2016-09-22. 
  8. ^ code
  9. ^ "Village Code Directory: Andaman & Nicobar Islands" (PDF). Census of India. Retrieved January 16, 2011. 
  10. ^ Tehsils