10Position on the Earth’s surface

#### 10 Position on the Earth’s surface (1) Subject to subsection (2), this is how the position of a point, line or area on the Earth’s surface is to be worked out for the purposes of this Act and subordinate instruments: (a) the position is to be worked out by reference to a spheroid that: (i) has a major (equatorial) radius of 6,378,160 metres; and (ii) has a flattening of 100/29825; and (b) the Johnston Geodetic Station in the Northern Territory is taken to be located 571.2 metres above the point on the surface of the spheroid that is at: (i) 133°12’30.0771” East Longitude; and (ii) 25°56’54.5515” South Latitude. (2) The position on the Earth’s surface of a point or line specified in an International Seabed Agreement is to be worked out for the purposes of this Act and subordinate instruments in accordance with the Agreement. (3) In this section: > International Seabed Agreement means: (a) the Agreement between Australia and Indonesia that was signed at Canberra on 18 May 1971 and established certain seabed boundaries; and (b) the Agreement between Australia and Indonesia that was signed at Jakarta on 9 October 1972 and established certain seabed boundaries in the area of the Timor and Arafura Seas; and (c) the Agreement between Australia and Indonesia that was signed at Jakarta on 12 February 1973 and that related to certain boundaries between Papua New Guinea and Indonesia; and (d) the treaty between Australia and the Independent State of Papua New Guinea concerning sovereignty and maritime boundaries in the area between the 2 countries, including the area known as the Torres Strait, and related matters that was signed at Sydney on 18 December 1978; and (e) the Agreement on Maritime Delimitation between the Government of Australia and the Government of the French Republic that was signed at Melbourne on 4 January 1982; and (f) the agreement between the Government of Australia and the Government of the Solomon Islands Establishing Certain Sea and Seabed Boundaries that was signed at Honiara on 13 September 1988; and (g) the Treaty between Australia and the Democratic Republic of Timor‑Leste Establishing their Maritime Boundaries in the Timor Sea done at New York on 6 March 2018; and includes those agreements as varied from time to time. > subordinate instrument means: (a) the regulations; and (b) instruments made under this Act and the regulations.