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The new moon.

At 14:10:02 UT Friday 13 July 2018
the moon’s phase will be

NEW

Time Zone:   

Some factors that go into this equation:

Universal Time is 14.1838888888889 in decimal hours.
The Julian date will be 2458312.50345143.
The sun’s ecliptic longitude will be 111.128928765244 degrees.
Its mean anomaly will be 188.6484949292 degrees.
The moon’s true longitude will be 4437.86486676666 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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