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 December 2021.
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 phases
Dates
Time
new moon
2021-12-04
03:43
1st quarter
2021-12-10
21:35
full moon
2021-12-19
00:35
3rd quarter
2021-12-26
22:24
Apogee and perigee of the Moon
The following table shows the dates of perigee and apogee of the Moon during December 2021.
Position
Dates
Time
Distance
Notes
Perigee
2021-12-04
06:02
356,793 km
Maximum perigee in 2021!
Apogee
2021-12-17
22:18
406,321 km
Eclipses in December 2021
The following is information about eclipses occuring worldwide during December 2021. The eclipses listed here may be totally visible, partly visible or not visible in any part of Puerto Rico.
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.