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At 20:40:24 UT Saturday 17 March 2018
the moon’s phase was
is 20.69 in decimal hours.
The Julian date was 2458194.50109536.
The sun’s ecliptic longitude was 357.205350203926 degrees.
Its mean anomaly was 72.6093040096 degrees.
The moon’s true longitude was 2880.99855757684 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.)