| New moon | Jul 17, 866 | |
| Waxing crescent | from Jul 18, 866 to Jul 24, 866 | |
| Moon first quarter | Jul 25, 866 | |
| Growing moon | from Jul 26, 866 to Jul 31, 866 | |
| Full moon | Aug 1, 866 | |
| Waning moon | from Aug 2, 866 to Aug 7, 866 | |
| Moon third quarter | Aug 8, 866 | |
| Waning crescent | from Aug 9, 866 to Aug 14, 866 |
| New moon | Aug 15, 866 | |
| Waxing crescent | from Aug 16, 866 to Aug 22, 866 | |
| Moon first quarter | Aug 23, 866 | |
| Growing moon | from Aug 24, 866 to Aug 30, 866 | |
| Full moon | Aug 31, 866 | |
| Waning moon | from Sep 1, 866 to Sep 6, 866 | |
| Moon third quarter | Sep 7, 866 | |
| Waning crescent | from Sep 8, 866 to Sep 13, 866 |