To look up the phase of the moon for any (Common Era) date,
just fill out the form below, then hit “Find Phase.”

The waxing moon.

At 01:01:32 UT Monday 02 March 2026
the moon’s phase is

WAXING GIBBOUS (97.56% full)


Some factors that go into this equation:

Universal Time is 1.04222222222222 in decimal hours.
The Julian date is 2461102.47557412.
The sun’s ecliptic longitude is 341.455320577624 degrees.
Its mean anomaly is 57.0792615161 degrees.
The moon’s mean longitude on 00 January 1990 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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