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U+237C ⍼ Is Azimuth

Community description: 137 points · 13 comments on Hacker News

Hacker News | Mar 10, 2026 | cokernel_hacker

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Berthold AG’s 1950 symbol catalogue listing ⍼ as Azimut, Richtungswinkel, or “azimuth”, “direction angle”. Zeichenprobe (1950), p. 7 (yes ⍼) Schriftprobe (1949), p. 104 (yes ⍼) Registerprobe (1946), p. 317 (no ⍼) Hauptprobe (1909), p. 415 (no ⍼) Schriftproben (1900), p. 217 (no ⍼) to measure an azimuth, with the right angle being a standard symbol for an angle in general. The same article has a photo of a captain using a sextant turned sideways to measure a horizontal angle.

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