Tonga Islands
SHI Ruixiang1LIU Chuang1CHEN Lijun2
1 Institute of Geographic Sciences and Natural Resources Research，Chinese Academy of Sciences，Beijing 100101，China2 National Geomatics Center of China，Beijing 100830，China
DOI:10.3974/geodb.2022.05.07.V1
Published:May 2022
Visitors：4668 Data Files Downloaded：20
Data Downloaded：28.68 MB Citations：
Key Words：
Tonga Islands,Kingdom of Tonga,Oceania,PacificOcean,data encyclopedia
Abstract：
Tonga Islands, also called Friendly Islands, is the archipelago of the kingdom of Tonga. It is separated 680 km from the Viti Island in its west, and 420 km from the Niua in its east, in the Oceania and western of South Pacific Ocean. The geo-location of the Tonga Islands is between 15°33′59″S and 22°20′56″S, 173°44′12″W and 176°13′06″W. It consists of 238 islands, including Tongatapu Group, Ha’apai Group, Vava’u Group (The area of the minimum island is 96 m². Submerged reefs are excluded). These islands extend in a line about 753.20 km from south to north. In the Tonga Islands, the three largest islands are Tongatapu Island, Vava’u Island and Eua Island with area of 270.23 km², 97.64 km², and 90.66 km², separately. The total area of the Tonga Islands is 741.64 km², and the perimeter of the islands is 940.57 km. The dataset was developed based on Google Earth images around 2015. The dataset is archived in .kmz and .shp data formats, and consists of 15 data files with data size of 4.25 MB (compressed into 2 files with 2.86 MB).
Foundation Item：
Ministry of Science and Technology of P. R. China (2021YFE0117300)
Data Citation：
SHI Ruixiang, LIU Chuang, CHEN Lijun. Tonga Islands[J/DB/OL]. Digital Journal of Global Change Data Repository, 2022. https://doi.org/10.3974/geodb.2022.05.07.V1.
References：
[1] Editorial Group of the Chinese-foreign Language Handbook of Global Geographical Names. Chinese-foreign Language Handbook of Global Geographical Names [M]. Beijing: SinoMaps Press. 1999.
[2] StarMap Publishing House. World National Atlas [M]. Beijing: StarMap Publishing House, 2005.
[3] Tonga [Z/OL]. https://encyclopedia.thefreedictionary.com/Tonga.
[4] Liu, C., Shi, R. X., Zhang, Y. H., et al. Global multiple scale shorelines dataset based on Google Earth images (2015) [J/DB/OL]. Digital Journal of Global Change Data Repository, 2019. https://doi.org/10.3974/geodb.2019.04.13.V1.
[5] Liu, C., Shi, R. X., Zhang, Y. H., et al. 2015: How many islands (isles, rocks), how large land areas, and how long of shorelines in the world? —Vector data based on Google Earth images [J]. Journal of Global Change Data & Discovery, 2019, 3(2): 124-148. https://doi.org/10.3974/geodp.2019.02.03.
[6] Shi, R. X., Liu, C. Tongatapu Group [J/DB/OL]. Digital Journal of Global Change Data Repository, 2022. https://doi.org/10.3974/geodb.2022.01.10.V1.
[7] Shi, R. X., Liu, C., Chen, L. J. Ha’apai Group [J/DB/OL]. Digital Journal of Global Change Data Repository, 2022. https://doi.org/10.3974/geodb.2022.04.08.V1.
[8] Shi, R. X., Liu, C., Chen, L. J. Vava’u Group [J/DB/OL]. Digital Journal of Global Change Data Repository, 2022. https://doi.org/10.3974/geodb.2022.04.09.V1.
[9] List of islands and towns in Tonga [Z/OL]. https://en.jinzhao.wiki/wiki/List_of_islands_and_towns_in_Tonga
[10] Geography of Tonga [Z/OL]. https://en.jinzhao.wiki/wiki/Geography_of_Tonga.
Data Product:
| ID |
Data Name |
Data Size |
Operation |
| 1 |
TongaIslands.kmz |
1075.13KB |
|
| 2 |
TongaIslandsshp.rar |
1862.00KB |
|