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At 23:09:06 UT Thursday 15 February 2018
the moon’s phase was
is 23.1683333333333 in decimal hours.
The Julian date was 2458164.5001.
The sun’s ecliptic longitude was 327.219688205068 degrees.
Its mean anomaly was 43.1416650971 degrees.
The moon’s true longitude was 2488.19951447518 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.)