| New moon | May 17, 850 | |
| Waxing crescent | from May 18, 850 to May 22, 850 | |
| Moon first quarter | May 23, 850 | |
| Growing moon | from May 24, 850 to May 30, 850 | |
| Full moon | May 31, 850 | |
| Waning moon | from Jun 1, 850 to Jun 7, 850 | |
| Moon third quarter | Jun 8, 850 | |
| Waning crescent | from Jun 9, 850 to Jun 14, 850 |
| New moon | Jun 15, 850 | |
| Waxing crescent | from Jun 16, 850 to Jun 21, 850 | |
| Moon first quarter | Jun 22, 850 | |
| Growing moon | from Jun 23, 850 to Jun 28, 850 | |
| Full moon | Jun 29, 850 | |
| Waning moon | from Jun 30, 850 to Jul 6, 850 | |
| Moon third quarter | Jul 7, 850 | |
| Waning crescent | from Jul 8, 850 to Jul 13, 850 |