length · Ancient Greek — Attic/Athens · Classical/Hellenistic

Athenian / Attic stadion

approx.range

Record: M132
Definition quality: Reconstructed approximate
Conversion mode: range
Calculator: Range only

Definition

600 Attic–Roman feet at ≈29.6 cm → ≈177.6 m

Documented range

Surviving evidence places one Athenian / Attic stadion between 0 and 0 metres. It is recorded as a range because the documented values were not uniform.

History & use

A stadion was conventionally 600 local feet, so different foot standards produced different physical distances.

Modern use

Modern use is context-dependent and varies by region or measurement system.

Sources & evidence

Source tier — · confidence high

William Smith (ed.), John Murray, London — https://penelope.uchicago.edu/Thayer/E/Roman/Texts/secondary/SMIGRA*/home.html

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.