Y
Yankee Time Zone
GMT -12
12am
3am
6am
9am
12pm
3pm
6pm
9pm
UTC
Universal Time Coordinated
GMT +0
12am
3am
6am
9am
12pm
3pm
6pm
9pm

Quick answers

Y is 12 hours behind UTC. Y uses GMT -12, and UTC uses GMT +0 for this comparison.

For example, 12:00 am Y is 12:00 pm UTC. Use the converter above to adjust the date or time and create a shareable meeting link.

Best meeting overlap: 7am-8am Y, which is 7pm-8pm UTC.

Compare Y time with UTC time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.

Time Difference

Yankee Time Zone is 12 hours behind Universal Time Coordinated
12:00 am00:00 in Y is 12:00 pm12:00 in UTC

Y to UTC call time
Best time for a conference call or a meeting is between 7am-8am in Y which corresponds to 7pm-8pm in UTC

12:00 am00:00 Yankee Time Zone (Y). Offset UTC -12:00 hours
12:00 pm12:00 Universal Time Coordinated (UTC). Offset UTC 0:00 hours

12:00 am00:00 Y / 12:00 pm12:00 UTC

YUTC
12am (midnight)12pm (noon)
1am1pm
2am2pm
3am3pm
4am4pm
5am5pm
6am6pm
7am7pm
8am8pm
9am9pm
10am10pm
11am11pm
12pm (noon)12am (midnight)
1pm1am
2pm2am
3pm3am
4pm4am
5pm5am
6pm6am
7pm7am
8pm8am
9pm9am
10pm10am
11pm11am
00:0012:00
01:0013:00
02:0014:00
03:0015:00
04:0016:00
05:0017:00
06:0018:00
07:0019:00
08:0020:00
09:0021:00
10:0022:00
11:0023:00
12:0000:00
13:0001:00
14:0002:00
15:0003:00
16:0004:00
17:0005:00
18:0006:00
19:0007:00
20:0008:00
21:0009:00
22:0010:00
23:0011:00

Yankee Time Zone

Offset: Y is 12 hours behind Greenwich Mean Time (GMT) and is used in Military

Daylight Saving: Clocks in Yankee Time Zone (Y) do not change for daylight saving time, so Y stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter.

Y representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • -12 - basic short
  • -1200 - basic
  • -12:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • -1200 - sign character (-) followed by a four digit time providing hours (12) and minutes (00) of the offset. Indicates an offset of twelve hours to the west of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Yankee - Military abbreviation for Y
  • Y - short form of 'Yankee'

Universal Time Coordinated

Offset: UTC is 0 hours ahead Greenwich Mean Time (GMT) and is used in Universal

Coordinated Universal Time (UTC) is the world time standard that regulates clocks and time. It is successor to Greenwich Mean Time (GMT). For casual use, UTC is the same as GMT, but is used by the scientific community.
UTC is the time standard commonly used across the world since 1972. It is used in many technical fields, like aviation industry and meteorologists, also used to synchronize time across internet networks.

UTC representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • Z - is the zone designator for the zero UTC/GMT offset, also known as 'Zulu' time
  • +00 - basic short
  • +0000 - basic
  • +00:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +0000 - sign character (+) followed by a four digit time providing hours (00) and minutes (00) of the offset. Indicates the zero UTC/GMT offset.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Zulu - Military abbreviation for UTC
  • Z - short form of 'Zulu'
IANA/Olson: Reflects UTC time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • Etc/UCT
  • Etc/UTC
  • Etc/Universal
  • Etc/Zulu
  • UCT
  • UTC
  • Universal
  • Zulu
Time zones with the GMT +0 offset:
  • EGST - Eastern Greenland Summer Time
  • GMT - Greenwich Mean Time
  • WET - Western European Time
  • AZOST - Azores Summer Time
  • UTC - Universal Time Coordinated
  • WT - Western Sahara Standard Time
  • Z - Zulu Time Zone