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UTC Time

Coordinated Universal Time - Real-time synchronized clock with multiple time formats and timezone comparison.

COORDINATED UNIVERSAL TIME

09:29:59
Wednesday, January 28, 2026

Time Formats

Unix Timestamp

1769592599

Unix Timestamp (ms)

1769592599420

UTC String

Wed, 28 Jan 2026 09:29:59 GMT

ISO 8601

2026-01-28T09:29:59.420Z

UTC vs Local Time

UTC Time

09:29:59
Wednesday, January 28, 2026
Timezone:UTC (Z)
Offset:+00:00

Your Local Time

09:29:59
Wednesday, January 28, 2026
Timezone:UTC
Offset:+00:00
Difference:0 hours

About UTC (Coordinated Universal Time)

UTC is the primary time standard by which the world regulates clocks and time. It is the basis for civil time around the world and is not adjusted for daylight saving time.

Time Format Explanations

Unix Timestamp: Seconds since Unix Epoch (Jan 1, 1970 00:00:00 UTC)
Example: 1769592599
Unix Timestamp (ms): Milliseconds since Unix Epoch (JavaScript format)
Example: 1769592599420
UTC String: RFC 2822 format
Example: Wed, 28 Jan 2026 09:29:59 GMT
ISO 8601: International standard format
Example: 2026-01-28T09:29:59.420Z

Understanding Time Zones

Time zones are expressed as offsets from UTC. Your local time is automatically detected as UTC with an offset of +00:00 from UTC.

Why UTC Matters

  • Global Standard: Ensures consistent timekeeping worldwide
  • No DST: UTC never changes for daylight saving time
  • Aviation & Military: Uses UTC (Zulu time) for coordination
  • Computing: Standard for timestamps in databases and logs
  • Science: Required for astronomical and scientific measurements

UTC vs GMT

While often used interchangeably, GMT (Greenwich Mean Time) is an older standard based on solar time, while UTC is the modern standard based on atomic clocks. For most purposes, they are effectively the same.

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