Situated in the western Pacific, Nauru is one of the world's smallest independent nations, with an area of 21 sq km (8.1 sq mi), extending 5.6 km (3.5 mi) NNE – SSW and 4 km (2.5 mi) ESE – WNW . Comparatively, the area occupied by Nauru is about one-tenth the size of Washington, D.C. It lies between two island groups, the Solomons and the Gilberts, 53 km (33 mi) S of the equator and 3,930 km (2,442 mi) NNE of Sydney; its nearest neighbor is Banaba (formerly Ocean Island, now part of Kiribati), situated 305 km (190 mi) to the E . Nauru has a coastline of 30 km (18.6 mi). The Yaren district, which holds the seat of the government, is located on the southern coast of the Nauru.