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Moon phase calendar August 1991

Day	Phase	Illum.	Age	Rise (Tokyo)	Set (Tokyo)
1 Thu	Waning gibbous	74%	20.3	21:18	09:50
2 Fri	Last quarter	64%	21.3	21:49	10:52
3 Sat	Last quarter 20:25	54%	22.3	22:26	11:58
4 Sun	Last quarter	43%	23.3	23:10	13:05
5 Mon	Last quarter	32%	24.3	–	14:13
6 Tue	Waning crescent	22%	25.3	00:03	15:19
7 Wed	Waning crescent	13%	26.3	01:05	16:19
8 Thu	Waning crescent	6%	27.3	02:16	17:11
9 Fri	New moon	1%	28.3	03:30	17:55
10 Sat	New moon 11:27	0%	0.0	04:45	18:32
11 Sun	New moon	2%	1.0	05:58	19:06
12 Mon	Waxing crescent	6%	2.0	07:09	19:37
13 Tue	Waxing crescent	12%	3.0	08:16	20:07
14 Wed	Waxing crescent	20%	4.0	09:22	20:37
15 Thu	Waxing crescent	30%	5.0	10:26	21:10
16 Fri	First quarter	39%	6.0	11:29	21:45
17 Sat	First quarter 14:00	49%	7.0	12:29	22:25
18 Sun	First quarter	59%	8.0	13:27	23:10
19 Mon	First quarter	68%	9.0	14:21	23:59
20 Tue	Waxing gibbous	77%	10.0	15:09	–
21 Wed	Waxing gibbous	84%	11.0	15:52	00:52
22 Thu	Waxing gibbous	90%	12.0	16:30	01:49
23 Fri	Waxing gibbous	95%	13.0	17:03	02:47
24 Sat	Full moon	98%	14.0	17:33	03:46
25 Sun	Full moon 18:07	100%	15.0	18:01	04:44
26 Mon	Full moon	99%	16.0	18:27	05:43
27 Tue	Full moon	97%	17.0	18:54	06:43
28 Wed	Waning gibbous	92%	18.0	19:22	07:43
29 Thu	Waning gibbous	86%	19.0	19:53	08:45
30 Fri	Waning gibbous	78%	20.0	20:27	09:50
31 Sat	Last quarter	68%	21.0	21:08	10:56

Computed with the JPL DE421 ephemeris and Skyfield (JST). Illumination and age are for 12:00 JST; moonrise and moonset are for Tokyo. Distances are centre to centre. "Supermoon" is not a formal astronomical term.

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Daily moon phase, illumination, age and Tokyo moonrise/moonset for August 1991. Full moon: Aug 25 (397,421 km away).