Lunar Calendar Month May 2024 (Guam)

The Moon is the only natural satellite of the Earth and the fifth largest moon in the Solar System. It is the largest natural satellite in the solar system relative to the size of its planet. The following is information specific for Hagåtña, Guam during May 2024.

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Date and time of moon phases

The information in the following table comes from calculations published by the Astronomical Applications Department of the U.S. Naval Observatory.

Moon phases	Dates	Time
3rd quarter	2024-05-01	21:27
new moon	2024-05-08	13:22
1st quarter	2024-05-15	21:48
full moon	2024-05-23	23:53
3rd quarter	2024-05-31	03:13

Apogee and perigee of the Moon

The following table shows the dates of perigee and apogee of the Moon during May 2024.

Position	Dates	Time	Distance	Notes
Perigee	2024-05-06	08:12	363,165 km
Apogee	2024-05-18	05:01	404,639 km

Moon-Planet Conjunctions

A Moon-planet conjunction occurs when an astronomical object has either the same, or nearly the same, right ascension or the same ecliptic longitude of that of the Moon, as observed from Earth.

Astronomical Objects	Date and Time
Saturn	2024-05-04 08:26
Mars	2024-05-05 12:26
Mercury	2024-05-06 18:25
Pollux	2024-05-13 08:17
Beehive	2024-05-14 08:47
Spica	2024-05-20 19:20
Antares	2024-05-24 12:31
Saturn	2024-05-31 18:01

Illumination of the Moon

The following table depicts the illumination of the Moon, calculated at 00:00, throughtout the 31 days of May 2024.

May 2024
w	Monday	Tuesday	Wednesday	Thursday	Friday	Saturday	Sunday
Week 18	29 Monday	30 Tuesday	1Wednesday 60% illuminated Age: 21.2	2Thursday 48.9% illuminated Age: 22.3	3Friday 37.7% illuminated Age: 23.3	4Saturday 26.8% illuminated Age: 24.4	5Sunday 17.1% illuminated Age: 25.5
Week 19	6Monday 9.1% illuminated Age: 26.7	7Tuesday 3.4% illuminated Age: 27.8	8Wednesday 0.4% illuminated Age: 28.9	9Thursday 0.3% illuminated Age: 0.5	10Friday 2.8% illuminated Age: 1.6	11Saturday 7.8% illuminated Age: 2.7	12Sunday 14.5% illuminated Age: 3.7
Week 20	13Monday 22.7% illuminated Age: 4.7	14Tuesday 31.7% illuminated Age: 5.6	15Wednesday 41.2% illuminated Age: 6.5	16Thursday 50.8% illuminated Age: 7.5	17Friday 60.2% illuminated Age: 8.4	18Saturday 69.3% illuminated Age: 9.2	19Sunday 77.6% illuminated Age: 10.1
Week 21	20Monday 85.1% illuminated Age: 11	21Tuesday 91.3% illuminated Age: 11.9	22Wednesday 96% illuminated Age: 12.9	23Thursday 99% illuminated Age: 13.8	24Friday 100% illuminated Age: 14.8	25Saturday 98.9% illuminated Age: 15.8	26Sunday 95.6% illuminated Age: 16.8
Week 22	27Monday 90% illuminated Age: 17.8	28Tuesday 82.5% illuminated Age: 18.8	29Wednesday 73.3% illuminated Age: 19.9	30Thursday 62.9% illuminated Age: 20.9	31Friday 51.6% illuminated Age: 22	1 Saturday	2 Sunday
	3 Monday	4 Tuesday	5 Wednesday	6 Thursday	7 Friday	8 Saturday	9 Sunday
	10 Monday	11 Tuesday	12 Wednesday	13 Thursday	14 Friday	15 Saturday	16 Sunday