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Moon phase calendar January 2018
| Day | Phase | Illum. | Age | Rise (Tokyo) | Set (Tokyo) | |
|---|---|---|---|---|---|---|
| 1 Mon | Full moon | 98% | 13.9 | 15:56 | 05:24 | |
| 2 Tue | Full moon 11:24 | 100% | 14.9 | 16:59 | 06:31 | |
| 3 Wed | Full moon | 98% | 15.9 | 18:06 | 07:33 | |
| 4 Thu | Waning gibbous | 94% | 16.9 | 19:16 | 08:27 | |
| 5 Fri | Waning gibbous | 87% | 17.9 | 20:24 | 09:15 | |
| 6 Sat | Waning gibbous | 78% | 18.9 | 21:30 | 09:56 | |
| 7 Sun | Last quarter | 69% | 19.9 | 22:33 | 10:33 | |
| 8 Mon | Last quarter | 58% | 20.9 | 23:34 | 11:07 | |
| 9 Tue | Last quarter 07:25 | 48% | 21.9 | – | 11:40 | |
| 10 Wed | Last quarter | 38% | 22.9 | 00:32 | 12:12 | |
| 11 Thu | Waning crescent | 29% | 23.9 | 01:29 | 12:45 | |
| 12 Fri | Waning crescent | 21% | 24.9 | 02:25 | 13:21 | |
| 13 Sat | Waning crescent | 14% | 25.9 | 03:20 | 13:58 | |
| 14 Sun | Waning crescent | 8% | 26.9 | 04:14 | 14:39 | |
| 15 Mon | New moon | 4% | 27.9 | 05:05 | 15:24 | |
| 16 Tue | New moon | 1% | 28.9 | 05:54 | 16:12 | |
| 17 Wed | New moon 11:17 | 0% | 0.0 | 06:40 | 17:04 | |
| 18 Thu | New moon | 1% | 1.0 | 07:22 | 17:58 | |
| 19 Fri | New moon | 4% | 2.0 | 08:01 | 18:53 | |
| 20 Sat | Waxing crescent | 8% | 3.0 | 08:37 | 19:50 | |
| 21 Sun | Waxing crescent | 14% | 4.0 | 09:11 | 20:47 | |
| 22 Mon | Waxing crescent | 22% | 5.0 | 09:44 | 21:45 | |
| 23 Tue | First quarter | 31% | 6.0 | 10:16 | 22:45 | |
| 24 Wed | First quarter | 42% | 7.0 | 10:49 | 23:46 | |
| 25 Thu | First quarter 07:20 | 52% | 8.0 | 11:25 | – | |
| 26 Fri | First quarter | 63% | 9.0 | 12:04 | 00:50 | |
| 27 Sat | Waxing gibbous | 74% | 10.0 | 12:48 | 01:55 | |
| 28 Sun | Waxing gibbous | 83% | 11.0 | 13:38 | 03:02 | |
| 29 Mon | Waxing gibbous | 91% | 12.0 | 14:36 | 04:08 | |
| 30 Tue | Full moon | 97% | 13.0 | 15:40 | 05:12 | |
| 31 Wed | Full moon 22:26 | 100% | 14.0 | 16:49 | 06:10 |
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 2018. Full moon: Jan 2, Jan 31 (356,602 km away).