length · South Asia · Historical–modern

yojana

variant

Record: M212
Definition quality: Variant-dependent
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Definition

Xuanzang explicitly reports different yojana reckonings; textual systems also differ between 4 and 8 krośa structures.

Reference value

Multiple textual reckonings

Modern use

Modern-use scope is context-dependent; the website should follow the record's current-status and regional/system labels rather than imply universal use.

Did you know?

The disagreement is primary historical evidence, not a database problem to hide.

Documented variants

South Asian yojana (observatory reference)

length · South Asia · Historical reference

One South Asian yojana (observatory reference) is understood to be about 14,630 metres.

approx.

Sources & evidence

Source tier Tier B/C — recorded secondary/reference source · confidence High

Related measurements

metre

length · International · Modern

SI base unit of length. Its definition fixes the speed of light in vacuum at exactly 299,792,458 m/s, with the second defined from the caesium-133 hyperfine frequency.