GMAT time zone is Greenwich Mean Astronomical Time
UT - 12 hours
Similar to GMAT
IAT - International Atomic Time
proper abbreviation; TAI
IDL - International Date Line
IST - Irish Summer Time [UTC - 0000]
IST - Indian Standard Time
IST - Israel Standard Time
IT - Iran Time [UTC + 0300]
JST - Japan Standard Time [UTC + 0900]
View all in Time Zones