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Moon phase calendar December 1979

Day	Phase	Illum.	Age	Rise (Tokyo)	Set (Tokyo)
1 Sat	Waxing gibbous	91%	11.4	14:57	03:19
2 Sun	Full moon	96%	12.4	15:39	04:25
3 Mon	Full moon	99%	13.4	16:23	05:30
4 Tue	Full moon 03:07	100%	14.4	17:11	06:33
5 Wed	Full moon	98%	15.4	18:02	07:32
6 Thu	Waning gibbous	94%	16.4	18:55	08:26
7 Fri	Waning gibbous	88%	17.4	19:50	09:15
8 Sat	Waning gibbous	81%	18.4	20:46	09:59
9 Sun	Waning gibbous	72%	19.4	21:41	10:38
10 Mon	Last quarter	64%	20.4	22:35	11:13
11 Tue	Last quarter 22:58	54%	21.4	23:29	11:46
12 Wed	Last quarter	45%	22.4	–	12:17
13 Thu	Last quarter	36%	23.4	00:23	12:47
14 Fri	Waning crescent	27%	24.4	01:18	13:18
15 Sat	Waning crescent	19%	25.4	02:13	13:51
16 Sun	Waning crescent	12%	26.4	03:10	14:26
17 Mon	Waning crescent	6%	27.4	04:09	15:05
18 Tue	New moon	2%	28.4	05:09	15:50
19 Wed	New moon 17:23	0%	29.4	06:09	16:39
20 Thu	New moon	1%	0.8	07:08	17:35
21 Fri	Waxing crescent	4%	1.8	08:04	18:36
22 Sat	Waxing crescent	10%	2.8	08:56	19:41
23 Sun	Waxing crescent	18%	3.8	09:43	20:47
24 Mon	Waxing crescent	27%	4.8	10:26	21:54
25 Tue	First quarter	38%	5.8	11:06	23:00
26 Wed	First quarter 14:10	49%	6.8	11:43	–
27 Thu	First quarter	60%	7.8	12:20	00:05
28 Fri	Waxing gibbous	71%	8.8	12:57	01:10
29 Sat	Waxing gibbous	80%	9.8	13:37	02:15
30 Sun	Waxing gibbous	88%	10.8	14:18	03:18
31 Mon	Waxing gibbous	94%	11.8	15:03	04:20

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 December 1979. Full moon: Dec 4 (378,479 km away).