GMT time zone is Greenwich Mean Time
replaced by Universal Time in 1928, and UTC in 1960
Similar to GMT
EET - Eastern Europe Time
EMT - Early Morning Time
EST - Eastern Standard Time [UTC - 0500]
EST - European Standard Time
ET - Eastern Time [UTC - 0500]
ET - Ephemeris Time
obsolete
GA - Greenwich Atomic
name used in UK for UTC prior to 1964
View all in Time Zones