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 Dublin, Ireland during January 2021.
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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 phases
Dates
Time
3rd quarter
2021-01-06
09:37
new moon
2021-01-13
05:00
1st quarter
2021-01-20
21:01
full moon
2021-01-28
19:16
Apogee and perigee of the Moon
The following table shows the dates of perigee and apogee of the Moon during January 2021.
Position
Dates
Time
Distance
Notes
Perigee
2021-01-09
15:40
367,389 km
Apogee
2021-01-21
13:12
404,360 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.