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At 12:27:13 UT Saturday 17 March 2018
the moon’s phase was
is 12.4702777777778 in decimal hours.
The Julian date was 2458194.5001.
The sun’s ecliptic longitude was 356.864373150444 degrees.
Its mean anomaly was 72.271731198 degrees.
The moon’s true longitude was 2876.54231757754 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.)