| Date | Time | Weekday | Phase | Illumination | Age |
|---|---|---|---|---|---|
| Jan 19, 1931 | 06:37 | Monday | New Moon | 0% | 29.5 days |
| Feb 17, 1931 | 19:21 | Tuesday | New Moon | 0% | 29.5 days |
| Mar 19, 1931 | 08:05 | Thursday | New Moon | 0% | 29.5 days |
| Apr 17, 1931 | 20:49 | Friday | New Moon | 0% | 29.5 days |
| May 17, 1931 | 09:33 | Sunday | New Moon | 0% | 29.5 days |
| Jun 15, 1931 | 22:18 | Monday | New Moon | 0% | 29.5 days |
| Jul 15, 1931 | 11:02 | Wednesday | New Moon | 0% | 29.5 days |
| Aug 13, 1931 | 23:46 | Thursday | New Moon | 0% | 29.5 days |
| Sep 12, 1931 | 12:30 | Saturday | New Moon | 0% | 29.5 days |
| Oct 12, 1931 | 01:14 | Monday | New Moon | 0% | 29.5 days |
| Nov 10, 1931 | 13:58 | Tuesday | New Moon | 0% | 29.5 days |
| Dec 10, 1931 | 02:42 | Thursday | New Moon | 0% | 29.5 days |