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The waning moon.

At 00:32:54 UT Saturday 04 May 2019
the waning moon’s phase was

0.95% full

Time Zone:   

Some factors that go into this equation:

Universal Time is 0.565000000000001 in decimal hours.
The Julian date was 2458607.5095041.
The sun’s ecliptic longitude was 43.300963958218 degrees.
Its mean anomaly was 118.8551558204 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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