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At 12:27:13 UT Monday 30 April 2018
the moon’s phase was
is 12.4702777777778 in decimal hours.
The Julian date was 2458239.49748668.
The sun’s ecliptic longitude was 40.135217034658 degrees.
Its mean anomaly was 115.640214879 degrees.
The moon’s true longitude was 3465.88239733341 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.)