| New moon | Apr 12, 1850 | |
| Waxing crescent | from Apr 13, 1850 to Apr 18, 1850 | |
| Moon first quarter | Apr 19, 1850 | |
| Growing moon | from Apr 20, 1850 to Apr 25, 1850 | |
| Full moon | Apr 26, 1850 | |
| Waning moon | from Apr 27, 1850 to May 3, 1850 | |
| Moon third quarter | May 4, 1850 | |
| Waning crescent | from May 5, 1850 to May 11, 1850 |
| New moon | May 12, 1850 | |
| Waxing crescent | from May 13, 1850 to May 17, 1850 | |
| Moon first quarter | May 18, 1850 | |
| Growing moon | from May 19, 1850 to May 25, 1850 | |
| Full moon | May 26, 1850 | |
| Waning moon | from May 27, 1850 to Jun 2, 1850 | |
| Moon third quarter | Jun 3, 1850 | |
| Waning crescent | from Jun 4, 1850 to Jun 9, 1850 |