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The day - one rotation

cal

A day is one turn of the Earth, 24 x 60 x 60 = 86400 seconds (sealed); the base-60 division is Babylonian, the second now an SI unit.

source

Narrow Highway — cal

card id

card_cal_the_day

address

WIT.codex.FCT/the-day-one-rotation/REF.WITNESSED@narrow-highway

adjoining cards

part of → The calendar — keeping time by sun and number — a pillar (The day - one rotation)
connects at → Astronomy — orbits, distances, and the cosmos — the day is one rotation of the Earth
connects at → Metrology — measurement and the SI — the second is the SI base unit of time