Technical Specifications & Standards
Official chronometric properties, ISO standards, and international database registry identifiers for Vostok Time:
Daylight Saving Time (DST) Transitions
⬆️ Spring Forward (Clocks Advance)
None
⬇️ Fall Back (Clocks Return)
None
Observing Jurisdictions & Subdivisions
1 Sovereign NationsSovereign nations, administrative subdivisions, and regional territories officially operating under VOST:
Regional Subdivisions & Territory Details
Financial Markets & Trading Hours
Coordinates ancient deep ice core drilling, subglacial Lake Vostok exploration, and geomagnetic research at the southern Pole of Inaccessibility.
Local Hours: 08:00 - 17:00 VOST
UTC Window: 03:00 - 12:00 UTC
Major Cities in VOST
Primary metropolitan centers and financial hubs observing this time zone:
Adoption History & Astronomical Facts
Year Established: 1957
Founded on December 16, 1957, by the Second Soviet Antarctic Expedition, Vostok Station adopted UTC+5 to align operational routines with Mirny coastal station.
Vostok Station is the coldest place on Earth; the lowest naturally occurring temperature ever directly recorded on Earth (-89.2°C / -128.6°F) was measured here on July 21, 1983.
Frequently Asked Questions about VOST
What is Vostok Time?
Vostok Time (VOST) is UTC+5, observed at Russia's inland Vostok Station in Antarctica.
What makes Vostok Station famous?
Vostok Station recorded the lowest temperature in Earth's history (-89.2°C) and sits directly atop Lake Vostok, a massive subglacial lake sealed under 4 kilometers of ice.
Does Vostok Station observe daylight saving?
No. Vostok Station maintains UTC+5 year-round.