UTC−09:00 is an identifier for a time offset from UTC of −09:00. This time is used in: Principal city: Anchorage United States Alaska Except Aleutian Islands
UTC+09:00 is an identifier for a time offset from UTC of +09:00. During the Japanese occupations of British Borneo, Burma, Hong Kong, Dutch East Indies
UTC+09:30 is an identifier for a time offset from UTC of +09:30. Principal cities: Darwin, Alice Springs Australia – Central Standard Time (ACST) Northern
UTC+09:45 is an identifier for a time offset from UTC of +09:45. UTC+09:45 had been used as a time in Australia (Central Western Daylight Time, or CWDT)