30-day Moonphase Calendar (an educational resource)"So God made two larger lights, the sun to rule over the day and the moon to rule over the nights ... " - Gen 1:16 |
Fri 19 Apr | Sat 20 Apr | Sun 21 Apr | Mon 22 Apr | Tue 23 Apr | Wed 24 Apr | Thu 25 Apr | Fri 26 Apr | Sat 27 Apr | Sun 28 Apr | Mon 29 Apr | Tue 30 Apr | Wed 01 May | Thu 02 May | Fri 03 May |
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Sat 04 May | Sun 05 May | Mon 06 May | Tue 07 May | Wed 08 May | Thu 09 May | Fri 10 May | Sat 11 May | Sun 12 May | Mon 13 May | Tue 14 May | Wed 15 May | Thu 16 May | Fri 17 May | Sat 18 May |
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How it works:
This webpage uses the
PHP web-scripting language to do the arithmetic. It calculates the number of mean lunation periods of 29.53058867 days since the "new moon epoch" of 21 May 1993 at 02:09:36 UT |