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  2. Military time zone - Wikipedia

    en.wikipedia.org/wiki/Military_time_zone

    Time zone name Degrees longitude Designation letter Zone description Offset Alfa Time Zone 7.5 E to 22.5 E A: −1 UTC+01:00: Bravo Time Zone 22.5 E to 37.5 E B: −2 UTC+02:00: Charlie Time Zone 37.5 E to 52.5 E C: −3 UTC+03:00: Delta Time Zone 52.5 E to 67.5 E D: −4 UTC+04:00: Echo Time Zone 67.5 E to 82.5 E E: −5 UTC+05:00: Foxtrot ...

  3. 24-hour clock - Wikipedia

    en.wikipedia.org/wiki/24-hour_clock

    Military time zones are lettered and given word designations from the NATO phonetic alphabet. For example, in US Eastern Standard Time (UTC−5), which is designated time zone R, 2:00 a.m. is written "0200R" and spoken "zero two hundred Romeo". Local time is designated as zone J or "Juliett". "1200J" ("twelve hundred Juliett") is noon local time.

  4. Military designation of days and hours - Wikipedia

    en.wikipedia.org/wiki/Military_designation_of...

    H-Hour. The specific time at which an operation or exercise commences, or is due to commence (this term is used also as a reference for the designation of days/hours before or after the event). (NATO); also known as 'Zero Hour'. I-Day. Used informally within the U.S. military bureaucracy to variously designate the "Implementation Day" or the ...

  5. Milliradian - Wikipedia

    en.wikipedia.org/wiki/Milliradian

    arcminutes. 54. /. 5 π ≈ 3.4377′. A milliradian ( SI -symbol mrad, sometimes also abbreviated mil) is an SI derived unit for angular measurement which is defined as a thousandth of a radian (0.001 radian). Milliradians are used in adjustment of firearm sights by adjusting the angle of the sight compared to the barrel (up, down, left, or ...

  6. Circular error probable - Wikipedia

    en.wikipedia.org/wiki/Circular_error_probable

    The relation between and are given by the following table, where the values for DRMS and 2DRMS (twice the distance root mean square) are specific to the Rayleigh distribution and are found numerically, while the CEP, R95 (95% radius) and R99.7 (99.7% radius) values are defined based on the 68–95–99.7 rule

  7. Allied military phonetic spelling alphabets - Wikipedia

    en.wikipedia.org/wiki/Allied_military_phonetic...

    The Allied military phonetic spelling alphabets prescribed the words that are used to represent each letter of the alphabet, when spelling other words out loud, letter-by-letter, and how the spelling words should be pronounced for use by the Allies of World War II. They are not a "phonetic alphabet" in the sense in which that term is used in ...

  8. Date-time group - Wikipedia

    en.wikipedia.org/wiki/Date-time_group

    In US military messages and communications (e.g., on maps showing troop movements) the format is DD HHMM (SS) Z MON YY. Although occasionally seen with spaces, it can also be written as a single string of characters. Three different formats can be found: DDHHMMSSZmmmYY - Full time (used for software timestamps)

  9. Comparison of United Kingdom and United States military ranks

    en.wikipedia.org/wiki/Comparison_of_United...

    US "Enlisted" and UK "Other ranks" compared. Notes on comparison: In the US Army OR-1 to OR-4 (specialist) are junior enlisted, OR-4 (corporal) to OR-6 are junior non-commissioned officers (NCOs), and OR-7 to OR-9 are senior non-commissioned officers (SNCOs).

  10. Glossary of military abbreviations - Wikipedia

    en.wikipedia.org/wiki/Glossary_of_military...

    AA – AEGIS Ashore. AAA - anti-aircraft artillery. AAA – anti-aircraft artillery "Triple A". AAAV – Advanced Amphibious Assault Vehicle. AAC - Army Acquisition Corps. AAD – Armored Amphibious Dozer. AAE - Army Acquisition Executive. AADC – Area Air Defense Commander. AAG – Anti-Aircraft Gun.

  11. Talk:Military time zone - Wikipedia

    en.wikipedia.org/wiki/Talk:Military_time_zone

    While the "Military Time Conversion & Time Zones Charts" link agrees with what is here. Is RFC 822 wrong, is the Standard for the Formate of ARPA Internet Text Messages purposly the reverse of military time zones, or is there something I am missing?