Timezone Toolkit

Components and Math

TZ_RELATIVE

Creates a human-friendly relative time phrase.

Syntax

=TZ_RELATIVE(datetime, zone, [baseDatetime], [baseZone])

Parameters

Namedatetime
Typetext, number, date, or range
DescriptionThe date/time to describe.
Namezone
Typetext
DescriptionIANA zone for datetime.
NamebaseDatetime?
Typetext, number, or date
DescriptionReference instant. Defaults to now.
NamebaseZone?
Typetext
DescriptionZone for baseDatetime. Defaults to zone.

Returns

A phrase such as "in 3 hours" or "2 days ago".

Example

=TZ_RELATIVE("2026-06-01 12:00", "UTC", "2026-06-01 09:00", "UTC")

Result: in 3 hours

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