| New moon | Dec 24, 1840 | |
| Waxing crescent | from Dec 25, 1840 to Dec 31, 1840 | |
| Moon first quarter | Jan 1, 1841 | |
| Growing moon | from Jan 2, 1841 to Jan 6, 1841 | |
| Full moon | Jan 7, 1841 | |
| Waning moon | from Jan 8, 1841 to Jan 13, 1841 | |
| Moon third quarter | Jan 14, 1841 | |
| Waning crescent | from Jan 15, 1841 to Jan 22, 1841 |
| New moon | Jan 23, 1841 | |
| Waxing crescent | from Jan 24, 1841 to Jan 29, 1841 | |
| Moon first quarter | Jan 30, 1841 | |
| Growing moon | from Jan 31, 1841 to Feb 5, 1841 | |
| Full moon | Feb 6, 1841 | |
| Waning moon | from Feb 7, 1841 to Feb 12, 1841 | |
| Moon third quarter | Feb 13, 1841 | |
| Waning crescent | from Feb 14, 1841 to Feb 20, 1841 |