| New moon | Oct 1, 840 | |
| Waxing crescent | from Oct 2, 840 to Oct 8, 840 | |
| Moon first quarter | Oct 9, 840 | |
| Growing moon | from Oct 10, 840 to Oct 15, 840 | |
| Full moon | Oct 16, 840 | |
| Waning moon | from Oct 17, 840 to Oct 22, 840 | |
| Moon third quarter | Oct 23, 840 | |
| Waning crescent | from Oct 24, 840 to Oct 29, 840 |
| New moon | Oct 30, 840 | |
| Waxing crescent | from Oct 31, 840 to Nov 6, 840 | |
| Moon first quarter | Nov 7, 840 | |
| Growing moon | from Nov 8, 840 to Nov 13, 840 | |
| Full moon | Nov 14, 840 | |
| Waning moon | from Nov 15, 840 to Nov 20, 840 | |
| Moon third quarter | Nov 21, 840 | |
| Waning crescent | from Nov 22, 840 to Nov 28, 840 |
| New moon | Nov 29, 840 | |
| Waxing crescent | from Nov 30, 840 to Dec 6, 840 | |
| Moon first quarter | Dec 7, 840 | |
| Growing moon | from Dec 8, 840 to Dec 13, 840 | |
| Full moon | Dec 14, 840 | |
| Waning moon | from Dec 15, 840 to Dec 20, 840 | |
| Moon third quarter | Dec 21, 840 | |
| Waning crescent | from Dec 22, 840 to Dec 28, 840 |