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Buddhist (CAL_1)

DGIF baseline 2026-1, the latest. Earlier baselines: timemap.

RDF: cal_1.ttl

Name
buddhist
Attribute
CAL Calendar System
Definition
A lunisolar calendar, based on Hindu archaeoastronomy, that alternates months of 29 and 30 days, with an intercalated day and a 30-day month added at regular intervals.
Description
The Buddhist calendar is widely used in mainland Southeast Asia (Thailand, Cambodia, Laos, Burma/Myanmar, and Sri Lanka). It is based on Hindu scriptures attested from the 10th Century C.E. and reportedly standardized in the 3rd Century C.E. (in the Surya Siddhanta), possibly with a precursor dating to the 3rd Century B.C.E. The base year (Year 1) of the Buddhist calendar is 543 years before Year 1 of the Gregorian calendar.
Accepted
2021-01-03
Defined by
IPHG/VMST
Allowed for

Source: DGIF 2026-1 QEA model, DGIWG. Standard: DGIWG 206-3. Licence: CC BY 4.0, © DGIWG.