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

The waning moon.

At 22:52:25 UT Friday 02 March 2018
the waning moon’s phase will be

98.84% full

Time Zone:   

Some factors that go into this equation:

Universal Time is 22.8902777777778 in decimal hours.
The Julian date will be 2458180.48838434.
The sun’s ecliptic longitude will be 342.306025084182 degrees.
Its mean anomaly will be 57.9149560795 degrees.
The moon’s true longitude will be 2694.68024410743 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

© 1997–2018 by 3IP.