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The full moon.

At 11:59:52 UT Tuesday 11 April 2017
the moon’s phase was

FULL

Time Zone:   

Some factors that go into this equation:

Universal Time is 12.0144444444444 in decimal hours.
The Julian date was 2457855.49935184.
The sun’s ecliptic longitude was 21.801678351322 degrees.
Its mean anomaly was 97.13290957158 degrees.
The moon’s true longitude was 204.719373175461 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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