At 21:48:34 UT Sunday 09 December 2018
the waxing moon’s phase is
is 21.8261111111111 in decimal hours.
The Julian date is 2458461.56431124.
The sun’s ecliptic longitude is 257.807882990341 degrees.
Its mean anomaly is 335.8238067029 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.)