Astronomy
Moon Phases for December 1991
Primary lunar phases are calculated for UTC. Local dates can shift near midnight.
| Phase | UTC date | UTC time | Source |
|---|---|---|---|
| New Moon | 1991-12-06 | 03:57 | astronomy-engine@2.1.19 |
| First Quarter | 1991-12-14 | 09:32 | astronomy-engine@2.1.19 |
| Full Moon | 1991-12-21 | 10:23 | astronomy-engine@2.1.19 |
| Last Quarter | 1991-12-28 | 01:55 | astronomy-engine@2.1.19 |