Astronomy
Moon Phases for September 1991
Primary lunar phases are calculated for UTC. Local dates can shift near midnight.
| Phase | UTC date | UTC time | Source |
|---|---|---|---|
| Last Quarter | 1991-09-01 | 18:16 | astronomy-engine@2.1.19 |
| New Moon | 1991-09-08 | 11:01 | astronomy-engine@2.1.19 |
| First Quarter | 1991-09-15 | 22:02 | astronomy-engine@2.1.19 |
| Full Moon | 1991-09-23 | 22:40 | astronomy-engine@2.1.19 |