Lunar Calendar Month September 2017 (Eritrea)

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 Asmara, Eritrea during September 2017.

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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
full moon	2017-09-06	10:03
3rd quarter	2017-09-13	09:25
new moon	2017-09-20	08:30
1st quarter	2017-09-28	05:53

Apogee and perigee of the Moon

The following table shows the dates of perigee and apogee of the Moon during September 2017.

Position	Dates	Time	Distance	Notes
Perigee	2017-09-13	19:05	369,855 km
Apogee	2017-09-27	09:51	404,341 km

Meteor Activity

Active meteor showers this month and their peak days. For more information, see the meteor shower calendar 2017.

Name	Peak Day
Sept. ε-Perseids	2017-09-09
Dayt. Sextantids	2017-09-27

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
Aldebaran	2017-09-12 15:09
Beehive	2017-09-16 17:50
Venus	2017-09-18 03:56
Regulus	2017-09-18 07:32
Jupiter	2017-09-22 10:51
Saturn	2017-09-27 03:09

Illumination of the Moon

The following table depicts the illumination of the Moon, calculated at 00:00, throughtout the 30 days of September 2017.

September 2017
w	Monday	Tuesday	Wednesday	Thursday	Friday	Saturday	Sunday
Week 35	28Monday	29Tuesday	30Wednesday	31Thursday	1Friday 73.1% illuminated Age:9.6	2Saturday 81.2% illuminated Age:10.5	3Sunday 88.2% illuminated Age:11.5
Week 36	4Monday 93.8% illuminated Age:12.4	5Tuesday 97.8% illuminated Age:13.4	6Wednesday 99.8% illuminated Age:14.3	7Thursday 99.6% illuminated Age:15.4	8Friday 97.1% illuminated Age:16.4	9Saturday 92.2% illuminated Age:17.4	10Sunday 85.1% illuminated Age:18.5
Week 37	11Monday 76.2% illuminated Age:19.6	12Tuesday 65.8% illuminated Age:20.6	13Wednesday 54.6% illuminated Age:21.7	14Thursday 43.2% illuminated Age:22.8	15Friday 32.1% illuminated Age:23.9	16Saturday 22% illuminated Age:24.9	17Sunday 13.3% illuminated Age:26
Week 38	18Monday 6.6% illuminated Age:27.1	19Tuesday 2.2% illuminated Age:28.1	20Wednesday 0.1% illuminated Age:29.2	21Thursday 0.5% illuminated Age:0.7	22Friday 3.1% illuminated Age:1.7	23Saturday 7.6% illuminated Age:2.6	24Sunday 13.7% illuminated Age:3.6
Week 39	25Monday 21% illuminated Age:4.5	26Tuesday 29.4% illuminated Age:5.4	27Wednesday 38.3% illuminated Age:6.3	28Thursday 47.7% illuminated Age:7.2	29Friday 57.1% illuminated Age:8.1	30Saturday 66.4% illuminated Age:9	1Sunday
	2Monday	3Tuesday	4Wednesday	5Thursday	6Friday	7Saturday	8Sunday
	9Monday	10Tuesday	11Wednesday	12Thursday	13Friday	14Saturday	15Sunday