To avoid confusion when discussing times and dates across time zones, the military uses the Greenwich Mean Time (GMT). Greenwich Mean Time (GMT) is a 24-hour time-keeping system, which uses the earth’s prime meridian located near Greenwich, England, as its center. This allows military personnel to converse about a specific time based on the same time zone foundation. Unlike standard use of the 12-hour and 24-hour clocks, you don’t place a colon between the hour and the minutes when writing military time. Then, rewrite the regular time as military time by placing the updated hours next to the minutes with no colon. Optionally, add the word “hours” after the time. 24 hour to 12 hour converter to convert regular time to military time. The following chart shows the 24 hour to 12 hour conversion for each hour. If you have any queries pertaining to the place and how to use 首頁 (sunmean.com), you can make contact with us at the website. To convert military time back to civilian time, simply subtract 12 from any numbers after noon (1200). Any given time of day is expressed in four digits. The day in military time begins at midnight with 0000, pronounced “zero hundred hours” or simply “zero hundred.” If you look at our list of military time zones, you will notice that the letter J is missing. J Time, or Juliet Time, does not refer to a particular time zone but can be used to denote the local time of the person stating the time. Converting military time to the 12-hour format is simple for the first half of the day, from 1 am to 12 pm, as the numbers are the same in both systems. The only difference is that the 24-hour format adds a leading zero to single-digit numbers. The chart below gives you a blueprint you can use to convert military time to standard time, as well as the other way round. With this came an international system of time zones known as Universal Coordinated Time (UTC) or Greenwich Mean Time (GMT). It is important to know the history of military time because it is based on the same system as the universal time zones. The first step is to split the military time into hours and minutes. The first two digits in the time are the hours, and the last two digits are the minutes.