Lunar Calendar Month April 2021 (United States)

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 Washington, District of Columbia, United States during April 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	2021-04-04	06:02
new moon	2021-04-11	22:31
1st quarter	2021-04-20	02:59
full moon	2021-04-26	23:31

Apogee and perigee of the Moon

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

Position	Dates	Time	Distance	Notes
Apogee	2021-04-14	13:48	406,119 km
Perigee	2021-04-27	11:25	357,378 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	2021-04-06 04:34
Jupiter	2021-04-07 03:15
Mars	2021-04-17 08:09
Beehive	2021-04-20 14:25

Illumination of the Moon

The following table depicts the illumination of the Moon, calculated at 00:00, throughtout the 30 days of April 2021.

April 2021
w	Monday	Tuesday	Wednesday	Thursday	Friday	Saturday	Sunday
Week 13	29Monday	30Tuesday	31Wednesday	1Thursday 84.1% illuminated Age:18.6	2Friday 74.5% illuminated Age:19.7	3Saturday 63.9% illuminated Age:20.8	4Sunday 52.8% illuminated Age:21.9
Week 14	5Monday 41.9% illuminated Age:22.9	6Tuesday 31.6% illuminated Age:23.9	7Wednesday 22.3% illuminated Age:24.9	8Thursday 14.4% illuminated Age:25.9	9Friday 8.1% illuminated Age:26.8	10Saturday 3.6% illuminated Age:27.7	11Sunday 0.8% illuminated Age:28.7
Week 15	12Monday 0% illuminated Age:0	13Tuesday 1% illuminated Age:0.9	14Wednesday 3.8% illuminated Age:1.8	15Thursday 8.2% illuminated Age:2.7	16Friday 14.2% illuminated Age:3.6	17Saturday 21.4% illuminated Age:4.5	18Sunday 29.8% illuminated Age:5.4
Week 16	19Monday 39% illuminated Age:6.3	20Tuesday 48.9% illuminated Age:7.3	21Wednesday 59.1% illuminated Age:8.2	22Thursday 69.2% illuminated Age:9.2	23Friday 78.9% illuminated Age:10.3	24Saturday 87.4% illuminated Age:11.3	25Sunday 94.1% illuminated Age:12.5
Week 17	26Monday 98.5% illuminated Age:13.6	27Tuesday 100% illuminated Age:14.8	28Wednesday 98.4% illuminated Age:15.9	29Thursday 93.9% illuminated Age:17.1	30Friday 86.8% illuminated Age:18.3	1Saturday	2Sunday
	3Monday	4Tuesday	5Wednesday	6Thursday	7Friday	8Saturday	9Sunday
	10Monday	11Tuesday	12Wednesday	13Thursday	14Friday	15Saturday	16Sunday