国后岛-世界地理数据大百科辞条

国后岛（Kunashir Island / Kunashiri Island），位于千岛群岛（Kuril Islands）的西南部，北海道岛（Hokkaido Island）的东边；它是千岛群岛中面积第三大的岛屿，仅次于择捉岛（3163.76 km&sup2）和幌筵岛（2037.28 km&sup2）。地理位置为43&deg39′9″N - 44&deg27′17″N，145&deg23′55″E - 146&deg34′26″E。国后岛呈长条形、东北西南向分布（长122 km）。面积为1489.91 km&sup2，海岸线长367.82 km。本数据集是在Google earth遥感影像基础上，参考相关的地图信息完成。数据集存储为.kmz、.shp格式，由15个数据文件组成，数据量415 KB（压缩为2个文件，167 KB）。

Kunashir Island (also known as Kunashiri Island) is situated in the southwestern Kuril Islands, east of Hokkaido Island. It ranks as the third-largest island in the Kuril Islands, following Iturup Island (3163.76 km²) and Paramushir Island (2037.28 km²). Its geographical coordinates range from 43°39′9″N to 44°27′17″N and 145°23′55″E to 146°34′26″E. Kunashir Island is elongated, extending in the northeast-southwest direction with a total length of 122 km. It covers an area of 1489.91 km² and has a coastline length of 367.82 km. This dataset was compiled based on remote sensing imagery from Google Earth, with reference to relevant map information. The dataset is stored in .kmz and .shp formats, consisting of 15 individual data files, with a total data volume of 415 KB (compressed into 2 files, 167 KB).

搜集汇总

背景与挑战

背景概述

该数据集是国后岛（Kunashir Island）的地理数据大百科辞条，基于2015年的Google Earth图像和参考地图开发，提供矢量格式（.kmz和.shp）的地理信息，包括岛屿的位置、面积、海岸线等关键参数，适用于地理科学研究和教育应用。