AM means before noon. This is the 12-hour period from midnight to noon. PM means after noon. It covers the 12 hours from noon to midnight. Using numbers from 1 to 12, followed by am or pm, the 12-hour clock system identifies all 24 hours of the day.

Under the 24-hour clock system, the day begins at midnight, 24:00, and the last minute of the day begins at 23:59 and ends at 24:00, which is identical to 24:00 of the following day. [source?] 12:00 can only be noon – midday. Midnight is called 24:00 and used to mean the end of the day. It is also used to mean the beginning of the day.

Time Zone Converter from 9pm in Eastern Time Us time. Easily find the exact time difference with the visual Time Zone Converter. Find meeting times for your contacts, locations and places around the world.

Simply enter the 12-hour time value into the box on the left and select between ante meridiem (am) or post meridiem (pm) options. Hit the 'Convert' button. To convert 12 hour time to 24 hour time format we follow the steps below: If the time is between 12:00 AM and 12:59 AM, we …

Use this time and date duration calculator to find out the number of days, hours, minutes, and seconds between the times on two different dates. To add or subtract time from a date, use the Time Calculator.

Here are all the hourly times in AM/PM and 24-hour format: The 24 hour Time Format variation on the normal 24 hour time. When entered as the starting time for a shifts, "00:00" indicates that a shift starts at midnight at the beginning of the schedule day, while "24:00" indicates that a shift that starts at midnight at the end of the schedule day.

Get the time at any given coordinate on Earth, calculate time zone conversions. Find the exact time difference with the Time Zone Converter – Time Difference Calculator which converts the time difference between places and time zones all over the world.

Military time conversion is a handy tool to convert the time AM PM to army clock time and list the military time conversion chart with time conversion examples.

Use the calculators below to find the number of hours and minutes between two times. For a full time card, please use the Time Card Calculator. An hour is most commonly defined as a period of time equal to 60 minutes, where a minute is equal to 60 seconds, and a second has a rigorous scientific definition. There are also 24 hours in a day.

Converting 9PM to Military Time. Converting 9:00 PM from 12-hour time to 24-hour military time is easy! Identify if the time is AM or PM. For AM we add a zero to the beginning. For PM we add 12 hours to the time. Since we are considering 9:00 PM, we would add 12 to the hours. 9:00 PM + 12 Hours = 21:00 or 2100 military time.