Three Australian stations in Antarctica have changed their time zone: Casey moved from UTC+8 to UTC+11 Mawson moved from UTC+7 to UTC+5 Mawson moved from UTC+6 to UTC+5 The changes occurred on 2009-10-18 at 02:00 (local times). Government source: (Australian Antarctic Division) http://www.aad.gov.au/default.asp?casid=37079 We have more background information here: http://www.timeanddate.com/news/time/antarctica-new-times.html Best regards, Steffen Thorsen - timeanddate.com