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Moon phase calendar January 1980

Day	Phase	Illum.	Age	Rise (Tokyo)	Set (Tokyo)
1 Tue	Full moon	98%	12.8	15:52	05:20
2 Wed	Full moon 18:02	100%	13.8	16:44	06:16
3 Thu	Full moon	99%	14.8	17:38	07:07
4 Fri	Full moon	97%	15.8	18:33	07:53
5 Sat	Waning gibbous	93%	16.8	19:29	08:34
6 Sun	Waning gibbous	87%	17.8	20:24	09:12
7 Mon	Waning gibbous	80%	18.8	21:19	09:46
8 Tue	Waning gibbous	72%	19.8	22:13	10:17
9 Wed	Last quarter	63%	20.8	23:07	10:48
10 Thu	Last quarter 20:49	54%	21.8	–	11:18
11 Fri	Last quarter	44%	22.8	00:01	11:50
12 Sat	Last quarter	35%	23.8	00:56	12:23
13 Sun	Waning crescent	25%	24.8	01:53	12:59
14 Mon	Waning crescent	17%	25.8	02:52	13:40
15 Tue	Waning crescent	10%	26.8	03:51	14:26
16 Wed	Waning crescent	4%	27.8	04:51	15:19
17 Thu	New moon	1%	28.8	05:50	16:19
18 Fri	New moon 06:19	0%	0.2	06:45	17:23
19 Sat	New moon	2%	1.2	07:36	18:31
20 Sun	Waxing crescent	7%	2.2	08:22	19:40
21 Mon	Waxing crescent	14%	3.2	09:04	20:49
22 Tue	Waxing crescent	23%	4.2	09:44	21:56
23 Wed	First quarter	34%	5.2	10:22	23:03
24 Thu	First quarter 22:58	45%	6.2	11:00	–
25 Fri	First quarter	56%	7.2	11:38	00:08
26 Sat	First quarter	67%	8.2	12:18	01:11
27 Sun	Waxing gibbous	76%	9.2	13:01	02:13
28 Mon	Waxing gibbous	85%	10.2	13:48	03:13
29 Tue	Waxing gibbous	91%	11.2	14:38	04:09
30 Wed	Full moon	96%	12.2	15:30	05:01
31 Thu	Full moon	99%	13.2	16:24	05:49

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 1980. Full moon: Jan 2 (389,844 km away).