Lunar Calendar Month July 2021 (Guinea Bissau)

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 Bissau, Guinea Bissau during July 2021.

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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	2021-07-01	21:11
new moon	2021-07-10	01:16
1st quarter	2021-07-17	10:11
full moon	2021-07-24	02:37
3rd quarter	2021-07-31	13:16

Apogee and perigee of the Moon

The following table shows the dates of perigee and apogee of the Moon during July 2021.

Position	Dates	Time	Distance	Notes
Apogee	2021-07-05	14:49	405,341 km
Perigee	2021-07-21	10:31	364,519 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
Mercury	2021-07-08 04:38
Venus	2021-07-12 09:10
Mars	2021-07-12 10:10
Saturn	2021-07-24 16:42
Jupiter	2021-07-26 01:17

Illumination of the Moon

The following table depicts the illumination of the Moon, calculated at 00:00, throughtout the 31 days of July 2021.

July 2021
w	Monday	Tuesday	Wednesday	Thursday	Friday	Saturday	Sunday
Week 26	28Monday	29Tuesday	30Wednesday	1Thursday 58.8% illuminated Age:21.3	2Friday 49% illuminated Age:22.2	3Saturday 39.4% illuminated Age:23.2	4Sunday 30.3% illuminated Age:24.1
Week 27	5Monday 21.9% illuminated Age:24.9	6Tuesday 14.6% illuminated Age:25.8	7Wednesday 8.6% illuminated Age:26.7	8Thursday 4% illuminated Age:27.6	9Friday 1.1% illuminated Age:28.6	10Saturday 0% illuminated Age:29.5	11Sunday 0.9% illuminated Age:0.9
Week 28	12Monday 3.9% illuminated Age:1.9	13Tuesday 8.9% illuminated Age:2.8	14Wednesday 15.8% illuminated Age:3.8	15Thursday 24.4% illuminated Age:4.9	16Friday 34.3% illuminated Age:5.9	17Saturday 45.2% illuminated Age:6.9	18Sunday 56.5% illuminated Age:8
Week 29	19Monday 67.7% illuminated Age:9.1	20Tuesday 78% illuminated Age:10.2	21Wednesday 87% illuminated Age:11.3	22Thursday 93.9% illuminated Age:12.4	23Friday 98.3% illuminated Age:13.5	24Saturday 100% illuminated Age:14.7	25Sunday 98.9% illuminated Age:15.7
Week 30	26Monday 95.3% illuminated Age:16.8	27Tuesday 89.7% illuminated Age:17.8	28Wednesday 82.4% illuminated Age:18.8	29Thursday 74% illuminated Age:19.8	30Friday 64.9% illuminated Age:20.7	31Saturday 55.4% illuminated Age:21.6	1Sunday
	2Monday	3Tuesday	4Wednesday	5Thursday	6Friday	7Saturday	8Sunday
	9Monday	10Tuesday	11Wednesday	12Thursday	13Friday	14Saturday	15Sunday