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At 10:01:27 UT Tuesday 18 June 2019
the waning moon’s phase is
is 10.0408333333333 in decimal hours.
The Julian date is 2458653.48816524.
The sun’s ecliptic longitude is 86.907649703081 degrees.
Its mean anomaly is 163.5984464442 degrees.
The moon’s mean longitude is 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.)