[{"tzName": "Australian Western Standard Time", "zoneName": "Antarctica/Casey", "gmtOffset": 39600, "abbreviation": "AWST", "gmtOffsetName": "UTC+11:00"}, {"tzName": "Davis Time", "zoneName": "Antarctica/Davis", "gmtOffset": 25200, "abbreviation": "DAVT", "gmtOffsetName": "UTC+07:00"}, {"tzName": "Dumont dUrville Time", "zoneName": "Antarctica/DumontDUrville", "gmtOffset": 36000, "abbreviation": "DDUT", "gmtOffsetName": "UTC+10:00"}, {"tzName": "Mawson Station Time", "zoneName": "Antarctica/Mawson", "gmtOffset": 18000, "abbreviation": "MAWT", "gmtOffsetName": "UTC+05:00"}, {"tzName": "New Zealand Daylight Time", "zoneName": "Antarctica/McMurdo", "gmtOffset": 46800, "abbreviation": "NZDT", "gmtOffsetName": "UTC+13:00"}, {"tzName": "Chile Summer Time", "zoneName": "Antarctica/Palmer", "gmtOffset": -10800, "abbreviation": "CLST", "gmtOffsetName": "UTC-03:00"}, {"tzName": "Rothera Research Station Time", "zoneName": "Antarctica/Rothera", "gmtOffset": -10800, "abbreviation": "ROTT", "gmtOffsetName": "UTC-03:00"}, {"tzName": "Showa Station Time", "zoneName": "Antarctica/Syowa", "gmtOffset": 10800, "abbreviation": "SYOT", "gmtOffsetName": "UTC+03:00"}, {"tzName": "Greenwich Mean Time", "zoneName": "Antarctica/Troll", "gmtOffset": 0, "abbreviation": "GMT", "gmtOffsetName": "UTC±00"}, {"tzName": "Vostok Station Time", "zoneName": "Antarctica/Vostok", "gmtOffset": 21600, "abbreviation": "VOST", "gmtOffsetName": "UTC+06:00"}]