Time: LMT, GMT, UTC and ST | Basic of Navigation | General Navigation - Answering ATPL

The 4-time formats used in aviation are: • Local Mean Time (LMT) - The time, as determined by the Mean Sun, at an observer’s local meridian. • Greenwich Mean Time (GMT) - The mean solar time of the longitude (0°) of the Royal Greenwich Observatory in England • Coordinated Universal Time (UTC) - The Mean solar time of the longitude (0°), kept using Atomic Clock • Standard Time (ST) - The official time in a local region adjusted for location around the earth, established by law or custom #Time #LMT #GMT #UTC #ST #BasicOfNavigation #GeneralNavigation #ATPL #AnsweringATPL Support the Channel Subscribe to Answering ATPL Check Out My Website This Video is a part of General Navigation: Basics of Navigation (061-01) playlist. Link to the Playlist page Link to Defining a Day and a Year Video