Download coordinates as: The 40th parallel south is a circle of latitude that is 40 degrees south of the Earth's equatorial plane.
Its long oceanic stretches are the northern domain of the Roaring Forties.
On 21 June 2018, the sun is at 26.17° in the sky and at 73.83° on 21 December, in King Island, Tasmania, which is near the 40th parallel.
40th parallel south also marks a line beyond which Andromeda constellation can no longer be observed.
[3] Starting at the Prime Meridian and heading eastwards, the parallel 40° south passes through: