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Lunar Calendar Month August 2013 (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 August 2013.

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
new moon2013-08-0617:51
1st quarter2013-08-1406:56
full moon2013-08-2021:45
3rd quarter2013-08-2805:35

Apogee and perigee of the Moon

The following table shows the dates of perigee and apogee of the Moon during August 2013.

PositionDatesTimeDistanceNotes
Apogee2013-08-0304:54405,833 km
Perigee2013-08-1821:27362,264 km
Apogee2013-08-3019:47404,882 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
Jupiter2013-08-03 18:22
Venus2013-08-09 22:19
Spica2013-08-12 04:46
Saturn2013-08-13 04:51
Jupiter2013-08-31 12:38

Illumination of the Moon

The following table depicts the illumination of the Moon, calculated at 00:00, throughtout the 31 days of August 2013.

August 2013
wMondayTuesdayWednesdayThursdayFridaySaturdaySunday
Week 31
29 Monday
 
30 Tuesday
 
31 Wednesday
 
1Thursday
 
27.3% illuminated
Age: 24.4
2Friday
 
19.3% illuminated
Age: 25.3
3Saturday
 
12.4% illuminated
Age: 26.1
4Sunday
 
6.9% illuminated
Age: 27
Week 32
5Monday
 
2.8% illuminated
Age: 27.9
6Tuesday
 
0.5% illuminated
Age: 28.8
7Wednesday
 
0.1% illuminated
Age: 0.2
8Thursday
 
1.5% illuminated
Age: 1.2
9Friday
 
4.9% illuminated
Age: 2.1
10Saturday
 
10.3% illuminated
Age: 3.1
11Sunday
 
17.4% illuminated
Age: 4
Week 33
12Monday
 
26.1% illuminated
Age: 5
13Tuesday
 
36% illuminated
Age: 6.1
14Wednesday
 
46.9% illuminated
Age: 7.1
15Thursday
 
58.1% illuminated
Age: 8.1
16Friday
 
69.1% illuminated
Age: 9.2
17Saturday
 
79.4% illuminated
Age: 10.3
18Sunday
 
88.1% illuminated
Age: 11.5
Week 34
19Monday
 
94.8% illuminated
Age: 12.6
20Tuesday
 
98.8% illuminated
Age: 13.7
21Wednesday
 
100% illuminated
Age: 14.9
22Thursday
 
98.4% illuminated
Age: 16
23Friday
 
94.2% illuminated
Age: 17.1
24Saturday
 
88% illuminated
Age: 18.1
25Sunday
 
80.2% illuminated
Age: 19.1
Week 35
26Monday
 
71.3% illuminated
Age: 20.1
27Tuesday
 
61.9% illuminated
Age: 21
28Wednesday
 
52.3% illuminated
Age: 21.9
29Thursday
 
42.7% illuminated
Age: 22.8
30Friday
 
33.5% illuminated
Age: 23.7
31Saturday
 
24.9% illuminated
Age: 24.6
1 Sunday
 
2 Monday
 
3 Tuesday
 
4 Wednesday
 
5 Thursday
 
6 Friday
 
7 Saturday
 
8 Sunday
 
9 Monday
 
10 Tuesday
 
11 Wednesday
 
12 Thursday
 
13 Friday
 
14 Saturday
 
15 Sunday
 
Content last updated on 2018-10-21T17:33:00Z