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The new moon.

At 12:59:26 UT Thursday 01 August 2019
the moon was



Some factors that go into this equation:

Universal Time is 13.0072222222222 in decimal hours.
The Julian date was 2458696.50266158.
The sun’s ecliptic longitude was 128.985066849887 degrees.
Its mean anomaly was 207.0887556821 degrees.
The moon’s mean longitude was 318.351648 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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