4/10/25

Time in Aviation – UTC, Time Zones & Conversions Explained | BAK Series

Timekeeping is essential in aviation—and it's more than just looking at your watch.


In this episode of our Basic Aeronautical Knowledge (BAK) Series, we break down how time is defined, calculated, and used in aviation to support safe and accurate flight operations.

📘 What You’ll Learn in This Video:

Time Definitions: UTC, Local Mean Time (LMT), and time zones

Longitude & Time: How Earth’s rotation affects timekeeping

Understanding UTC: Why Coordinated Universal Time is aviation’s standard

Time Zones & Offsets: How global time is standardised

Time Groups: How to read timestamps in forecasts and NOTAMs

Time Conversion: Step-by-step UTC to local time examples

Day vs Night: How civil twilight affects VFR flight rules

Perfect for student pilots, PPL exam prep, or anyone in aviation wanting a clear grasp on how time works in the cockpit and on the ground.

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