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At 13:21:47 UT Saturday 24 March 2018
the waxing moon’s phase is
is 13.3797222222222 in decimal hours.
The Julian date is 2458201.98908087.
The sun’s ecliptic longitude is 3.85833406251902 degrees.
Its mean anomaly is 79.2086123391 degrees.
The moon’s true longitude is 2972.60695044033 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.)