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Regional time zones maps-24h
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◇ Time Zones and contained regions◇
Abbreviation(s) | Latin phrase | Meaning |
AM A.M. am a.m. |
Ante Meridiem Ante Meridian Latin = "before midday" |
before noon |
PM P.M. pm p.m. |
Post Meridiem Post Meridian Latin = "after midday" |
after noon Afternoon |
* |
|
Converting from AM / PM to 24 hour clock |
---|
12 midnight to 12:59 AM | 1:00 AM to 12:59 PM |
1:00 PM to 11:59 PM |
subtract 12 hours | straight conversion |
add 12 hours: |
EXAMPLES: 12 midnight --> 0000 12:13 AM --> 0013 12:59 AM --> 0059 |
EXAMPLES: 01:00 AM --> 0100 08:00 AM --> 0800 11:59 AM --> 1159 12 noon --> 1200 12:01 PM --> 1201 12:45 PM --> 1245 12:59 PM --> 1259 |
EXAMPLES: 01:00 PM --> 1300 03:30 PM --> 1530 06:00 PM --> 1800 09:00 PM --> 2100 10:30 PM --> 2230 11:05 PM --> 2305 11:59 PM --> 2359 |
Converting from 24 hour clock to AM / PM |
---|
0000 to 0059 | 0100 to 1159 |
1200 to 1259 | 1300 to 2359 |
add 12 hours | straight conversion to AM |
straight conversion to PM | subtract 12 hours |
EXAMPLES: 0000 --> 12 midnight 0015 --> 12:15 AM 0030 --> 12:30 AM 0059 --> 12:59 AM |
EXAMPLES: 0100 --> 01:00 AM 0300 --> 03:00 AM 0700 --> 07:00 AM 0830 --> 08:30 AM 1000 --> 10:00 AM 1159 --> 11:59 AM |
EXAMPLES: 1200 --> 12 noon 1215 --> 12:15 PM 1230 --> 12:30 PM 1259 --> 12:59 PM |
EXAMPLES: 1300 --> 01:00 PM 1500 --> 03:00 PM 1800 --> 06:00 PM 2030 --> 08:30 PM 2215 --> 10:15 PM 2359 --> 11:59 PM |
Note:
Read BC and AD and BCE Meaning. Christian calendar concepts. |