To look up the phase of the moon for any date,
just fill out the form below, then hit "Find Phase."

The full moon.

At 11:59:52 UT Wednesday 10 May 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 2457884.4985186.
The sun’s ecliptic longitude was 50.040056347691 degrees.
Its mean anomaly was 125.7166829068 degrees.
The moon’s true longitude was 225.628452912641 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.)

 Send comments to info@moonpage.com.

© 1997–2017 by 3IP.