Begin Morning Nautical Twilight Definition - MilitaryDictionary.org
begin morning nautical twilight
1.) The start of that period where, in good conditions and in the absence of other illumination, the sun is 12 degrees below the eastern horizon and enough light is available to identify the general outlines of ground objects and conduct limited military operations.
- also called BMNT
In the United States, military vocabulary is standardized by the Department of Defence. These terms are used by the United States Army, Navy, Air Force, and Marine Corps.
Term Classification: intelligence
Department of Defence, Dictionary of Military and Associated Terms
Term sourced from JP 2-01.3: Joint Intelligence Preparation of the Operational Environment, updated May 2014
This term is marked as active and was last updated in 2015
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