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The waxing moon.

At 15:40:51 UT Wednesday 01 April 2020
the moon’s phase is

WAXING GIBBOUS (52.50% full)

 

Some factors that go into this equation:

Universal Time is 15.6975 in decimal hours.
The Julian date is 2458941.02503754.
The sun’s ecliptic longitude is 12.379240757014 degrees.
Its mean anomaly is 87.6971966896 degrees.
The moon’s mean longitude is 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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