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Lunar Calendar Month May 2023 (Puerto Rico)

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 San Juan, Puerto Rico during May 2023.

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 moon2023-05-0513:34
3rd quarter2023-05-1210:28
new moon2023-05-1911:53
1st quarter2023-05-2711:22

Apogee and perigee of the Moon

The following table shows the dates of perigee and apogee of the Moon during May 2023.

PositionDatesTimeDistanceNotes
Perigee2023-05-1100:59369,344 km
Apogee2023-05-2521:40404,509 km

Eclipses in May 2023

The following is information about eclipses occuring worldwide during May 2023. The eclipses listed here may be totally visible, partly visible or not visible in any part of Puerto Rico.

TypeDatesSarosNotes
lunar eclipse2023-05-05141

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
Antares2023-05-07 08:35
Saturn2023-05-13 09:04
Jupiter2023-05-17 09:15
Mercury2023-05-17 21:34
Venus2023-05-23 08:08
Pollux2023-05-23 21:36
Mars2023-05-24 13:32

Illumination of the Moon

The following table depicts the illumination of the Moon, calculated at 00:00, throughtout the 31 days of May 2023.

May 2023
wMondayTuesdayWednesdayThursdayFridaySaturdaySunday
Week 18
1Monday
 
79.3% illuminated
Age: 10.3
2Tuesday
 
86.7% illuminated
Age: 11.3
3Wednesday
 
92.8% illuminated
Age: 12.2
4Thursday
 
97.2% illuminated
Age: 13.2
5Friday
 
99.6% illuminated
Age: 14.2
6Saturday
 
99.8% illuminated
Age: 15.2
7Sunday
 
97.5% illuminated
Age: 16.3
Week 19
8Monday
 
92.7% illuminated
Age: 17.3
9Tuesday
 
85.6% illuminated
Age: 18.4
10Wednesday
 
76.7% illuminated
Age: 19.5
11Thursday
 
66.3% illuminated
Age: 20.6
12Friday
 
55.1% illuminated
Age: 21.7
13Saturday
 
43.7% illuminated
Age: 22.7
14Sunday
 
32.6% illuminated
Age: 23.8
Week 20
15Monday
 
22.5% illuminated
Age: 24.9
16Tuesday
 
13.8% illuminated
Age: 25.9
17Wednesday
 
7.1% illuminated
Age: 27
18Thursday
 
2.5% illuminated
Age: 28
19Friday
 
0.3% illuminated
Age: 29
20Saturday
 
0.3% illuminated
Age: 0.5
21Sunday
 
2.5% illuminated
Age: 1.5
Week 21
22Monday
 
6.5% illuminated
Age: 2.4
23Tuesday
 
12.3% illuminated
Age: 3.4
24Wednesday
 
19.3% illuminated
Age: 4.3
25Thursday
 
27.4% illuminated
Age: 5.2
26Friday
 
36.2% illuminated
Age: 6.1
27Saturday
 
45.5% illuminated
Age: 7
28Sunday
 
55% illuminated
Age: 7.9
Week 22
29Monday
 
64.5% illuminated
Age: 8.8
30Tuesday
 
73.6% illuminated
Age: 9.7
31Wednesday
 
82% illuminated
Age: 10.6
1 Thursday
 
2 Friday
 
3 Saturday
 
4 Sunday
 
5 Monday
 
6 Tuesday
 
7 Wednesday
 
8 Thursday
 
9 Friday
 
10 Saturday
 
11 Sunday
 
12 Monday
 
13 Tuesday
 
14 Wednesday
 
15 Thursday
 
16 Friday
 
17 Saturday
 
18 Sunday
 
Content last updated on 2018-10-21T17:33:00Z