Sign In

Lunar Calendar Month September 2020 (Northern Hemisphere)

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, Northern Hemisphere during September 2020.

Choose a country from the list to get relevant information:

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 phasesDatesTime
full moon2020-09-0201:22
3rd quarter2020-09-1005:26
new moon2020-09-1707:00
1st quarter2020-09-2321:55

Apogee and perigee of the Moon

The following table shows the dates of perigee and apogee of the Moon during September 2020.

PositionDatesTimeDistanceNotes
Apogee2020-09-0602:32405,605 km
Perigee2020-09-1809:45359,080 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 ObjectsDate and Time
Mars2020-09-06 00:42
Beehive2020-09-13 23:19
Venus2020-09-14 00:43
Jupiter2020-09-25 02:46
Saturn2020-09-25 16:46

Illumination of the Moon

The following table depicts the illumination of the Moon, calculated at 00:00, throughtout the 30 days of September 2020.

September 2020
wMondayTuesdayWednesdayThursdayFridaySaturdaySunday
Week 36
31Monday
 
1Tuesday
 
98.9% illuminated
Age:13.8
2Wednesday
 
100% illuminated
Age:14.7
3Thursday
 
99.1% illuminated
Age:15.6
4Friday
 
96.4% illuminated
Age:16.6
5Saturday
 
92% illuminated
Age:17.5
6Sunday
 
86.2% illuminated
Age:18.3
Week 37
7Monday
 
79% illuminated
Age:19.2
8Tuesday
 
70.8% illuminated
Age:20.1
9Wednesday
 
61.8% illuminated
Age:21
10Thursday
 
52.2% illuminated
Age:21.9
11Friday
 
42.3% illuminated
Age:22.9
12Saturday
 
32.4% illuminated
Age:23.8
13Sunday
 
22.9% illuminated
Age:24.8
Week 38
14Monday
 
14.4% illuminated
Age:25.9
15Tuesday
 
7.4% illuminated
Age:26.9
16Wednesday
 
2.4% illuminated
Age:28.1
17Thursday
 
0.1% illuminated
Age:29.2
18Friday
 
0.8% illuminated
Age:0.8
19Saturday
 
4.4% illuminated
Age:2
20Sunday
 
10.7% illuminated
Age:3.1
Week 39
21Monday
 
19.2% illuminated
Age:4.3
22Tuesday
 
29.1% illuminated
Age:5.4
23Wednesday
 
39.9% illuminated
Age:6.4
24Thursday
 
50.9% illuminated
Age:7.5
25Friday
 
61.5% illuminated
Age:8.5
26Saturday
 
71.4% illuminated
Age:9.5
27Sunday
 
80.1% illuminated
Age:10.4
Week 40
28Monday
 
87.5% illuminated
Age:11.4
29Tuesday
 
93.3% illuminated
Age:12.3
30Wednesday
 
97.3% illuminated
Age:13.2
1Thursday
 
2Friday
 
3Saturday
 
4Sunday
 
5Monday
 
6Tuesday
 
7Wednesday
 
8Thursday
 
9Friday
 
10Saturday
 
11Sunday
 
12Monday
 
13Tuesday
 
14Wednesday
 
15Thursday
 
16Friday
 
17Saturday
 
18Sunday
 
Content last updated on 2018-10-21T17:33:00Z