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Delta Time Zone – D Time Zone (Military Time)

Also known as: Delta Time (d) and Delta

Map showing the areas covered by the timezone
  • Areas with same time currently UTC +4
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Delta Time Zone (D) is 4 hours ahead of Coordinated Universal Time (UTC). This time zone is a military time zone.

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Where and When is D Observed?

Delta Time Zone is often used in aviation and the military as another name for UTC +4. Delta Time Zone is also commonly used at sea between longitudes 52.5° East and 67.5° East.
The letter D may be used as a suffix to denote a time being in the Delta Time Zone, such as 08:00D or 0800D. This is spoken as "zero eight hundred Delta".
Some places with the same time as Delta Time Zone

Other Time Zones in UTC +4

Some time zones exist that have the same offset as D, but can be found under a different name: