It is a triangle in Antarctica from the South Pole to 60 Â S latitude between longitudes 20 Â W and 80 Â W. The Territory was formed on March 3 , 1962 , although the UK first claimed this part of the Antarctic in 1908 . It comprises the region south of 60 Â S latitude and between longitudes and , forming a wedge shape that extends to the South Pole . The Territory was formed on 3 March 1962 , although the UK 's claim to this portion of the Antarctic dates back to Letters Patent of 1908 and 1917 .