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The waxing moon.

At 17:08:36 UT Friday 13 July 2018
the waxing moon’s phase will be

0.55% full

Time Zone:   

Some factors that go into this equation:

Universal Time is 17.16 in decimal hours.
The Julian date will be 2458312.50551132.
The sun’s ecliptic longitude will be 111.24711522585 degrees.
Its mean anomaly will be 188.7707197646 degrees.
The moon’s true longitude will be 4439.76196631747 degrees.

These calculations incorporate the switch to the English New Style (N.S.)—i.e., Gregorian— calendar after Wednesday, 02 September 1752; the next day became Thursday, 14 September, skipping eleven days. (Please also note that, while fairly accurate, these calculations remain a bit buggy.)

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