| New moon | Dec 1, 620 | |
| Waxing crescent | from Dec 2, 620 to Dec 9, 620 | |
| Moon first quarter | Dec 10, 620 | |
| Growing moon | from Dec 11, 620 to Dec 16, 620 | |
| Full moon | Dec 17, 620 | |
| Waning moon | from Dec 18, 620 to Dec 22, 620 | |
| Moon third quarter | Dec 23, 620 | |
| Waning crescent | from Dec 24, 620 to Dec 30, 620 |
| New moon | Dec 31, 620 | |
| Waxing crescent | from Jan 1, 621 to Jan 7, 621 | |
| Moon first quarter | Jan 8, 621 | |
| Growing moon | from Jan 9, 621 to Jan 14, 621 | |
| Full moon | Jan 15, 621 | |
| Waning moon | from Jan 16, 621 to Jan 21, 621 | |
| Moon third quarter | Jan 22, 621 | |
| Waning crescent | from Jan 23, 621 to Jan 29, 621 |