Lunar Calendar Month May 2014 (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 May 2014.

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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 phasesDatesTime
1st quarter2014-05-0623:15
full moon2014-05-1415:16
3rd quarter2014-05-2108:59
new moon2014-05-2814:40

Apogee and perigee of the Moon

The following table shows the dates of perigee and apogee of the Moon during May 2014.

PositionDatesTimeDistanceNotes
Apogee2014-05-0606:23404,318 km
Perigee2014-05-1807:59367,098 km

Illumination of the Moon

The following table depicts the illumination of the Moon, calculated at 00:00, throughtout the 31 days of May 2014.

May 2014
wMondayTuesdayWednesdayThursdayFridaySaturdaySunday
Week 18
28Monday
 
29Tuesday
 
30Wednesday
 
1Thursday
 
4.1% illuminated
4.1% illuminated
Age:1.9
2Friday
 
9% illuminated
9% illuminated
Age:2.9
3Saturday
 
15.5% illuminated
15.5% illuminated
Age:3.8
4Sunday
 
23.2% illuminated
23.2% illuminated
Age:4.7
Week 19
5Monday
 
31.7% illuminated
31.7% illuminated
Age:5.6
6Tuesday
 
40.9% illuminated
40.9% illuminated
Age:6.5
7Wednesday
 
50.3% illuminated
50.3% illuminated
Age:7.4
8Thursday
 
59.7% illuminated
59.7% illuminated
Age:8.3
9Friday
 
68.9% illuminated
68.9% illuminated
Age:9.2
10Saturday
 
77.6% illuminated
77.6% illuminated
Age:10.1
11Sunday
 
85.4% illuminated
85.4% illuminated
Age:11.1
Week 20
12Monday
 
91.9% illuminated
91.9% illuminated
Age:12.1
13Tuesday
 
96.7% illuminated
96.7% illuminated
Age:13.1
14Wednesday
 
99.5% illuminated
99.5% illuminated
Age:14.1
15Thursday
 
99.8% illuminated
99.8% illuminated
Age:15.2
16Friday
 
97.5% illuminated
97.5% illuminated
Age:16.2
17Saturday
 
92.6% illuminated
92.6% illuminated
Age:17.3
18Sunday
 
85.4% illuminated
85.4% illuminated
Age:18.5
Week 21
19Monday
 
76.2% illuminated
76.2% illuminated
Age:19.6
20Tuesday
 
65.7% illuminated
65.7% illuminated
Age:20.6
21Wednesday
 
54.4% illuminated
54.4% illuminated
Age:21.7
22Thursday
 
43% illuminated
43% illuminated
Age:22.8
23Friday
 
32.1% illuminated
32.1% illuminated
Age:23.9
24Saturday
 
22.3% illuminated
22.3% illuminated
Age:24.9
25Sunday
 
13.9% illuminated
13.9% illuminated
Age:25.9
Week 22
26Monday
 
7.3% illuminated
7.3% illuminated
Age:27
27Tuesday
 
2.7% illuminated
2.7% illuminated
Age:28
28Wednesday
 
0.4% illuminated
0.4% illuminated
Age:29
29Thursday
 
0.2% illuminated
0.2% illuminated
Age:0.4
30Friday
 
2% illuminated
2% illuminated
Age:1.3
31Saturday
 
5.7% illuminated
5.7% illuminated
Age:2.3
1Sunday
 
2Monday
 
3Tuesday
 
4Wednesday
 
5Thursday
 
6Friday
 
7Saturday
 
8Sunday
 
9Monday
 
10Tuesday
 
11Wednesday
 
12Thursday
 
13Friday
 
14Saturday
 
15Sunday
 
Content last updated on 2015-06-29