Lunar Calendar Month June 2018 (Costa Rica)

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 José, Costa Rica during June 2018.

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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	2018-06-06	12:32
new moon	2018-06-13	13:43
1st quarter	2018-06-20	04:51
full moon	2018-06-27	22:53

Apogee and perigee of the Moon

The following table shows the dates of perigee and apogee of the Moon during June 2018.

Position	Dates	Time	Distance
Apogee	2018-06-02	10:36	405,314 km
Perigee	2018-06-14	17:56	359,506 km
Apogee	2018-06-29	20:44	406,059 km

Meteor Activity

Active meteor showers this month and their peak days. For more information, see the meteor shower calendar 2018.

Name	Peak Day
Dayt. Arietids	2018-06-07
June Bootids	2018-06-27

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 Objects	Date and Time
Mars	2018-06-03 05:58
Venus	2018-06-16 07:13
Beehive	2018-06-16 13:38
Regulus	2018-06-18 01:25
Jupiter	2018-06-23 12:47
Saturn	2018-06-27 21:59

Illumination of the Moon

The following table depicts the illumination of the Moon, calculated at 00:00, throughtout the 30 days of June 2018.

June 2018
w	Monday	Tuesday	Wednesday	Thursday	Friday	Saturday	Sunday
Week 22	28Monday	29Tuesday	30Wednesday	31Thursday	1Friday 93.5% illuminated Age:17.2	2Saturday 88.1% illuminated Age:18.1	3Sunday 81.3% illuminated Age:19
Week 23	4Monday 73.3% illuminated Age:19.9	5Tuesday 64.5% illuminated Age:20.8	6Wednesday 55% illuminated Age:21.7	7Thursday 45.2% illuminated Age:22.6	8Friday 35.3% illuminated Age:23.6	9Saturday 25.6% illuminated Age:24.5	10Sunday 16.8% illuminated Age:25.6
Week 24	11Monday 9.2% illuminated Age:26.6	12Tuesday 3.6% illuminated Age:27.7	13Wednesday 0.5% illuminated Age:28.9	14Thursday 0.3% illuminated Age:0.5	15Friday 3% illuminated Age:1.6	16Saturday 8.6% illuminated Age:2.8	17Sunday 16.6% illuminated Age:3.9
Week 25	18Monday 26.2% illuminated Age:5.1	19Tuesday 36.9% illuminated Age:6.1	20Wednesday 47.9% illuminated Age:7.2	21Thursday 58.7% illuminated Age:8.2	22Friday 68.9% illuminated Age:9.2	23Saturday 78% illuminated Age:10.2	24Sunday 85.7% illuminated Age:11.1
Week 26	25Monday 91.9% illuminated Age:12.1	26Tuesday 96.4% illuminated Age:13	27Wednesday 99.1% illuminated Age:13.9	28Thursday 100% illuminated Age:14.8	29Friday 99% illuminated Age:15.7	30Saturday 96.3% illuminated Age:16.6	1Sunday
	2Monday	3Tuesday	4Wednesday	5Thursday	6Friday	7Saturday	8Sunday
	9Monday	10Tuesday	11Wednesday	12Thursday	13Friday	14Saturday	15Sunday