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The new moon.

At 04:19:21 UT Thursday 15 February 2018
the moon’s phase will be

NEW

Time Zone:   

Some factors that go into this equation:

Universal Time is 4.33916666666666 in decimal hours.
The Julian date will be 2458164.5046959.
The sun’s ecliptic longitude will be 326.42742090303 degrees.
Its mean anomaly will be 42.3683768326 degrees.
The moon’s true longitude will be 2478.56865650843 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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