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The waning moon.

At 23:09:06 UT Friday 02 March 2018
the waning moon’s phase was

98.81% full

Time Zone:   

Some factors that go into this equation:

Universal Time is 23.1683333333333 in decimal hours.
The Julian date was 2458180.48809824.
The sun’s ecliptic longitude was 342.317647167709 degrees.
Its mean anomaly was 57.9263754429 degrees.
The moon’s true longitude was 2694.84393168538 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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