Summary
The 48th parallel south is a circle of latitude that is 48 degrees south of the Earth's equatorial plane. It crosses the Atlantic Ocean, the Indian Ocean, the Pacific Ocean and South America.
At this latitude the sun is visible for 16 hours, 3 minutes during the December solstice and 8 hours, 22 minutes during the June solstice. If the latitude in the southern hemisphere is 48º50' or smaller, it is possible to view both astronomical dawn and dusk every day of the month of January. At the latitude of 48°33′38.58804” South, which is about 62.3 km (38.7 mi) south of this parallel, is the parallel where twilight/nighttime boundary on the December Solstice.
Around the world edit
Starting at the Prime Meridian and heading eastwards, the parallel 48° south passes through:
Co-ordinates Country, territory or ocean Notes 48°0′S 0°0′E / 48.000°S 0.000°E Atlantic Ocean 48°0′S 20°0′E / 48.000°S 20.000°E Indian Ocean 48°0′S 147°0′E / 48.000°S 147.000°E Pacific Ocean 48°0′S 75°18′W / 48.000°S 75.300°W 
Chile
Aysén Region 48°0′S 72°25′W / 48.000°S 72.417°W 
Argentina
Santa Cruz Province 48°0′S 65°55′W / 48.000°S 65.917°W Atlantic Ocean
