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The waxing moon.

At 22:42:01 UT Friday 13 July 2018
the waxing moon’s phase was

1.06% full

Time Zone:   

Some factors that go into this equation:

Universal Time is 22.7169444444444 in decimal hours.
The Julian date was 2458312.51062549.
The sun’s ecliptic longitude was 111.467794562097 degrees.
Its mean anomaly was 188.9989359147 degrees.
The moon’s mean longitude was 318.351648 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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