Roman Timekeeping

Posted by janandonly on Saturday September 19, 2026 @06:04AM
from the en.wikipedia.org dept.

https://en.wikipedia.org/wiki/Roman_timekeeping

( 4 comments | 8 points | on HN )

Re:Roman Timekeeping by zulux on Saturday September 19, 2026 @10:56AM (#49767070)

The Hours-Varry-By-Season is also reflected in older Japanese timekeeping: futeijihō

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Re:Roman Timekeeping by Rendello on Saturday September 19, 2026 @01:48PM (#49768654)

Japan had some pretty interesting traditions in the Edo period:

https://en.wikipedia.org/wiki/Sangaku

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Re:Roman Timekeeping by Rendello on Saturday September 19, 2026 @01:29PM (#49768481)

I've always been interested by the κλεψύδρα, water clock. Searching that term now brings up hourglasses, which is a connection I've surprisingly never made.

https://en.wikipedia.org/wiki/Water_clock

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Re:Roman Timekeeping by pseudohadamard on Sunday September 20, 2026 @01:16AM (#49772683)

And specifically Ctesibius' one, https://en.wikipedia.org/wiki/Ctesibius, which is an analog computer for calculating the time.

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