However, most digital clocks and most sources, including, designate midnight as 12В am and noon as 12В pm.

For example, the moment of midnight occurs precisely 12 hours after noon on the previous day and 12 hours before noon on the following day. The main weakness of the 12-hour system is a widespread confusion about which abbreviation should be used for noon and midnight: neither moment can logically be identified as before noon (am) or after noon (pm). What is solar noon? Midnight and Noon: AM or PM? Like many other sources, uses am and pm, but the other variants are equally correct and widely used. post meridiem is usually abbreviated PM, pm, p.m., or P.M. For example, 5В am is early in the morning, and 5В pm is late in the afternoon 1В am is one hour after midnight, while 11В pm is one hour before midnight.ДЄnte meridiem is commonly denoted as AM, am, a.m., or A.M. Using numbers from 1 to 12, followed by am or pm, the 12-hour clock system identifies all 24 hours of the day. The abbreviations am and pm derive from Latin: The second period, marked pm, covers the 12 hours from noon to midnight. The first 12-hour period is designated as am. The 12-hour system divides the 24 hours of a day into two periods lasting 12 hours each. Business Date to Date (exclude holidays).

What is 20 of 12