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At 23:52:47 UT Saturday 28 September 2019
the moon’s phase will be
is 23.8963888888889 in decimal hours.
The Julian date will be 2458754.5001.
The sun’s ecliptic longitude will be 185.564936010833 degrees.
Its mean anomaly will be 264.7035056167 degrees.
The moon’s mean longitude will be 318.351648 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.)