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Sunrise and sunset time

This online calculator is intended for sunrise and sunset time calculation for given place and date. The calculator algorithm is obtained from the great book of Oliver Montenbruck and Thomas Pfleger "Astronomy on the Personal Computer".

Sunrise and sunset timeCreative Commons Attribution/Share-Alike License 3.0 (Unported)

Tank volume

Calculator computes tank volume given its length, diameter and walls depth. Created by user's request.

Tank volumeCreative Commons Attribution/Share-Alike License 3.0 (Unported)

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