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Moon phase calendar February 1981

Day	Phase	Illum.	Age	Rise (Tokyo)	Set (Tokyo)
1 Sun	Waning crescent	16%	25.8	03:20	13:43
2 Mon	Waning crescent	9%	26.8	04:15	14:32
3 Tue	New moon	4%	27.8	05:08	15:28
4 Wed	New moon	1%	28.8	05:58	16:29
5 Thu	New moon 07:13	0%	0.2	06:45	17:33
6 Fri	New moon	2%	1.2	07:28	18:39
7 Sat	Waxing crescent	6%	2.2	08:07	19:46
8 Sun	Waxing crescent	13%	3.2	08:45	20:53
9 Mon	Waxing crescent	22%	4.2	09:21	22:00
10 Tue	First quarter	32%	5.2	09:58	23:07
11 Wed	First quarter	43%	6.2	10:36	–
12 Thu	First quarter 02:49	55%	7.2	11:17	00:14
13 Fri	First quarter	66%	8.2	12:02	01:20
14 Sat	Waxing gibbous	76%	9.2	12:52	02:24
15 Sun	Waxing gibbous	84%	10.2	13:46	03:24
16 Mon	Waxing gibbous	91%	11.2	14:43	04:20
17 Tue	Full moon	96%	12.2	15:43	05:10
18 Wed	Full moon	99%	13.2	16:43	05:54
19 Thu	Full moon 07:58	100%	14.2	17:43	06:33
20 Fri	Full moon	99%	15.2	18:42	07:08
21 Sat	Waning gibbous	95%	16.2	19:38	07:41
22 Sun	Waning gibbous	90%	17.2	20:34	08:11
23 Mon	Waning gibbous	84%	18.2	21:29	08:41
24 Tue	Waning gibbous	76%	19.2	22:24	09:11
25 Wed	Last quarter	68%	20.2	23:18	09:43
26 Thu	Last quarter	59%	21.2	–	10:16
27 Fri	Last quarter 10:14	49%	22.2	00:13	10:53
28 Sat	Last quarter	40%	23.2	01:08	11:34

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 February 1981. Full moon: Feb 19 (391,057 km away).