Daily lunar detail

May 2002 Moon Calendar

The month opens with a Waning Gibbous and closes with a Waning Gibbous. It contains 4 exact major phase events.

Icons use the common Northern Hemisphere convention: waxing light on the right, waning light on the left. Your sky may appear rotated at other latitudes.

Last QuarterMay 4, 2002 at 7:16 AM UTC
New MoonMay 12, 2002 at 10:45 AM UTC
First QuarterMay 19, 2002 at 7:42 PM UTC
Full MoonMay 26, 2002 at 11:51 AM UTC

The lunar story of May 2002

New Moon occurs May 12, 2002. Full Moon occurs May 26, 2002. The first major event is Last Quarter on May 4, 2002, and the month progresses from 77% to 74% illumination at noon UTC on its boundary dates.

Choosing a day

Select any Moon to open its precise phase angle, illuminated fraction, elapsed age since New Moon, trend, and neighboring event. Date result pages remain shareable but are excluded from search indexing.

Questions, answered

Frequently asked questions

What time are daily phases calculated?

12:00 UTC, chosen deliberately to keep date-only selections stable worldwide.

Why can a local phase event fall on another date?

An event near 00:00 UTC may occur on the previous local date west of Greenwich or the next local date east of it.

Do the icons show sky orientation?

They use a Northern Hemisphere convention; actual orientation rotates with latitude and viewing angle.