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The new moon.

At 11:51:49 UT Tuesday 28 March 2017
the moon’s phase was

NEW

Time Zone:   

Some factors that go into this equation:

Universal Time is 11.8802777777778 in decimal hours.
The Julian date was 2457840.50197899.
The sun’s ecliptic longitude was 7.99895815915397 degrees.
Its mean anomaly was 83.32833653966 degrees.
The moon’s true longitude was 13.0983458961441 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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