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At 00:32:54 UT Saturday 18 May 2019
the waxing moon’s phase was
is 0.565000000000001 in decimal hours.
The Julian date was 2458622.49067052.
The sun’s ecliptic longitude was 56.831163519686 degrees.
Its mean anomaly was 132.6542188098 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.)