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NOVST
Novosibirsk Summer Time
GMT +7
12am
3am
6am
9am
12pm
3pm
6pm
9pm
ACT
ASEAN Common Time
GMT +8
12am
3am
6am
9am
12pm
3pm
6pm
9pm

Quick answers

Selected conversion

7:00 pm19:00 NOVST (UTC+7), Oct 5, 2026 = 8:00 pm20:00 ACT (UTC+8), Oct 5, 2026

NOVST is 1 hour behind ACT.

NOVST and ACT examples

These examples always use NOVST (UTC+7) and ACT (UTC+8). They stay the same when you change the date or time above. The selected conversion may differ when daylight saving time applies.

NOVST is 1 hour behind ACT.

How the time difference changes

NOVST is 1 hour behind ACT year-round.

Working hours of 9:00 am to 5:00 pm in NOVST correspond to 10:00 am to 6:00 pm in ACT.Working hours of 09:00 to 17:00 in NOVST correspond to 10:00 to 18:00 in ACT.

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

Time Difference

Novosibirsk Summer Time is 1 hour behind ASEAN Common Time.
7:00 pm19:00 in NOVST is 8:00 pm20:00 in ACT

NOVST to ACT call time
Best time for a conference call or a meeting is between 9am-4pm09:00-16:00 in NOVST which corresponds to 10am-5pm10:00-17:00 in ACT

7:00 pm19:00 Novosibirsk Summer Time (NOVST). Offset UTC +7:00 hours
8:00 pm20:00 ASEAN Common Time (ACT). Offset UTC +8:00 hours

7:00 pm19:00 NOVST / 8:00 pm20:00 ACT

NOVSTACT
12:00am1:00am
1:00am2:00am
2:00am3:00am
3:00am4:00am
4:00am5:00am
5:00am6:00am
6:00am7:00am
7:00am8:00am
8:00am9:00am
9:00am10:00am
10:00am11:00am
11:00am12:00pm
12:00pm1:00pm
1:00pm2:00pm
2:00pm3:00pm
3:00pm4:00pm
4:00pm5:00pm
5:00pm6:00pm
6:00pm7:00pm
7:00pm8:00pm
8:00pm9:00pm
9:00pm10:00pm
10:00pm11:00pm
11:00pm12:00am
00:0001:00
01:0002:00
02:0003:00
03:0004:00
04:0005:00
05:0006:00
06:0007:00
07:0008:00
08:0009:00
09:0010:00
10:0011:00
11:0012:00
12:0013:00
13:0014:00
14:0015:00
15:0016:00
16:0017:00
17:0018:00
18:0019:00
19:0020:00
20:0021:00
21:0022:00
22:0023:00
23:0000:00

Novosibirsk Summer Time

Offset: NOVST is 7 hours ahead Greenwich Mean Time (GMT) and is used in Asia

Countries using this time zone: Russia

Principal Cities: The largest city in the NOVST time zone is Novosibirsk in Russia, with about 1.613 million people. Other major cities in this time zone include Tomsk, Seversk, Berdsk, Iskitim.

Daylight Saving: Clocks in Novosibirsk Summer Time (NOVST) do not change for daylight saving time, so NOVST stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter; see upcoming clock changes worldwide.

NOVST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +07 - basic short
  • +0700 - basic
  • +07:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +0700 - sign character (+) followed by a four digit time providing hours (07) and minutes (00) of the offset. Indicates an offset of seven hours to the east of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Golf - Military abbreviation for NOVST
  • G - short form of 'Golf'
Time zones with the GMT +7 offset:
  • CXT - Christmas Island Time
  • DAVT - Davis Time
  • G - Golf Time Zone
  • HOVT - Hovd Time
  • ICT - Indochina Time
  • KRAT - Krasnoyarsk Time
  • NOVST - Novosibirsk Summer Time
  • NOVT - Novosibirsk Time
  • OMSST - Omsk Summer Time
  • WIB - Western Indonesian Time

ASEAN Common Time

Offset: ACT is 8 hours ahead Greenwich Mean Time (GMT) and is used in Asia

Daylight Saving: Clocks in ASEAN Common Time (ACT) do not change for daylight saving time, so ACT stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter; see upcoming clock changes worldwide.

ACT representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +08 - basic short
  • +0800 - basic
  • +08:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +0800 - sign character (+) followed by a four digit time providing hours (08) and minutes (00) of the offset. Indicates an offset of eight hours to the east of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Hotel - Military abbreviation for ACT
  • H - short form of 'Hotel'
Time zones with the GMT +8 offset:
  • ACT - ASEAN Common Time
  • AWST - Australian Western Standard Time
  • BNT - Brunei Darussalam Time
  • CAST - Casey Time
  • CHOT - Choibalsan Time
  • CST - China Standard Time
  • H - Hotel Time Zone
  • HKT - Hong Kong Time
  • HOVST - Hovd Summer Time
  • IRKT - Irkutsk Time
  • KRAST - Krasnoyarsk Summer Time
  • MYT - Malaysia Time
  • PHT - Philippine Time
  • SGT - Singapore Time
  • ULAT - Ulaanbaatar Time
  • WITA - Central Indonesian Time