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Moon phase calendar January 1991

Day	Phase	Illum.	Age	Rise (Tokyo)	Set (Tokyo)
1 Tue	Full moon 03:35	100%	14.9	17:09	07:09
2 Wed	Full moon	97%	15.9	18:24	07:57
3 Thu	Waning gibbous	92%	16.9	19:37	08:38
4 Fri	Waning gibbous	85%	17.9	20:46	09:11
5 Sat	Waning gibbous	76%	18.9	21:51	09:41
6 Sun	Last quarter	67%	19.9	22:53	10:09
7 Mon	Last quarter	57%	20.9	23:53	10:35
8 Tue	Last quarter 03:35	47%	21.9	–	11:03
9 Wed	Last quarter	37%	22.9	00:53	11:32
10 Thu	Waning crescent	28%	23.9	01:53	12:05
11 Fri	Waning crescent	20%	24.9	02:51	12:43
12 Sat	Waning crescent	13%	25.9	03:48	13:25
13 Sun	Waning crescent	7%	26.9	04:42	14:14
14 Mon	New moon	3%	27.9	05:31	15:08
15 Tue	New moon	1%	28.9	06:15	16:05
16 Wed	New moon 08:49	0%	0.1	06:54	17:05
17 Thu	New moon	1%	1.1	07:28	18:06
18 Fri	Waxing crescent	4%	2.1	07:58	19:06
19 Sat	Waxing crescent	9%	3.1	08:25	20:07
20 Sun	Waxing crescent	16%	4.1	08:52	21:08
21 Mon	Waxing crescent	25%	5.1	09:19	22:10
22 Tue	First quarter	34%	6.1	09:46	23:14
23 Wed	First quarter 23:21	45%	7.1	10:17	–
24 Thu	First quarter	56%	8.1	10:53	00:22
25 Fri	First quarter	67%	9.1	11:37	01:32
26 Sat	Waxing gibbous	78%	10.1	12:29	02:42
27 Sun	Waxing gibbous	86%	11.1	13:31	03:50
28 Mon	Waxing gibbous	94%	12.1	14:41	04:52
29 Tue	Full moon	98%	13.1	15:56	05:45
30 Wed	Full moon 15:09	100%	14.1	17:10	06:29
31 Thu	Full moon	99%	15.1	18:22	07:06

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 January 1991. Full moon: Jan 1, Jan 30 (358,346 km away).