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The full moon.

At 13:25:02 UT Sunday 12 March 2017
the moon’s phase was

FULL

Time Zone:   

Some factors that go into this equation:

Universal Time is 13.4338888888889 in decimal hours.
The Julian date was 2457825.49997497.
The sun’s ecliptic longitude was 352.161144511755 degrees.
Its mean anomaly was 67.62178353266 degrees.
The moon’s true longitude was 171.587856369257 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.)

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