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At 14:24:47 UT Tuesday 15 May 2018
the moon’s phase will be
is 14.4297222222222 in decimal hours.
The Julian date will be 2458253.5001.
The sun’s ecliptic longitude will be 54.730007438285 degrees.
Its mean anomaly will be 130.505396943 degrees.
The moon’s true longitude will be 3656.07583660004 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.)