CHAST
Chatham Island Standard Time
GMT +12:45
TVT
Tuvalu Time
GMT +12

Time Difference

Chatham Island Standard Time is 0 hours and 45 minutes ahead of Tuvalu Time
10:00 am10:00 in CHAST is 9:15 am09:15 in TVT

CHAST to TVT call time
Best time for a conference call or a meeting is between 8:45am-6pm in CHAST which corresponds to 8am-5:15pm in TVT

10:00 am10:00 Chatham Island Standard Time (CHAST). Offset UTC +12:45 hours
9:15 am09:15 Tuvalu Time (TVT). Offset UTC +12:00 hours

10:00 am10:00 CHAST / 9:15 am09:15 TVT

CHAST TVT
12am (midnight) 11:15 pm
1am 12:15 am
2am 1:15 am
3am 2:15 am
4am 3:15 am
5am 4:15 am
6am 5:15 am
7am 6:15 am
8am 7:15 am
9am 8:15 am
10am 9:15 am
11am 10:15 am
12pm (noon) 11:15 am
1pm 12:15 pm
2pm 1:15 pm
3pm 2:15 pm
4pm 3:15 pm
5pm 4:15 pm
6pm 5:15 pm
7pm 6:15 pm
8pm 7:15 pm
9pm 8:15 pm
10pm 9:15 pm
11pm 10:15 pm
0:00 23:15
1:00 0:15
2:00 1:15
3:00 2:15
4:00 3:15
5:00 4:15
6:00 5:15
7:00 6:15
8:00 7:15
9:00 8:15
10:00 9:15
11:00 10:15
12:00 11:15
13:00 12:15
14:00 13:15
15:00 14:15
16:00 15:15
17:00 16:15
18:00 17:15
19:00 18:15
20:00 19:15
21:00 20:15
22:00 21:15
23:00 22:15

Chatham Island Standard Time

Offset: CHAST is 12 hours and 45 minutes ahead Greenwich Mean Time (GMT) and is used in Pacific

CHAST Time Zone Geo Map
CHAST timezone map

CHAST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +1245 - basic
  • +12:45 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +1245 - sign character (+) followed by a four digit time providing hours (12) and minutes (45) of the offset. Indicates twelve hour and forty-five minutes time differences to the east of the zero meridian.

Tuvalu Time

Offset: TVT is 12 hours ahead Greenwich Mean Time (GMT) and is used in Pacific

TVT Time Zone Geo Map
TVT timezone map

TVT 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 twelve hour and zero minutes time differences to the east of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Mike - Military abbreviation for TVT
  • M - short form of 'Mike'
Time zones with the GMT +12 offset:
  • ANAST - Anadyr Summer Time
  • ANAT - Anadyr Time
  • FJT - Fiji Time
  • GILT - Gilbert Island Time
  • M - Mike Time Zone
  • MAGST - Magadan Summer Time
  • MAGT - Magadan Time
  • MHT - Marshall Islands Time
  • NRT - Nauru Time
  • NZST - New Zealand Standard Time
  • PETST - Kamchatka Summer Time
  • TVT - Tuvalu Time
  • WFT - Wallis and Futuna Time