First Quarter Moon
Wednesday, 7 January 2139 · 16:46 local in London
2139-01-07 16:46 UTC · Europe/London
First Quarter Moon occurs at 16:46 local time in London on 7 January. Half of the visible disc is lit, and the terminator cuts across the middle. Long shadows make craters along the dividing line stand out.
Moon altitude
47°
At the exact phase
Illumination
50%
First Quarter
Local date
7 Jan
2139
Viewing tips
- Look along the terminator for the strongest crater shadows.
- The Moon is highest in the evening during this phase.
- Binoculars are enough to see major craters and maria.
Visibility, honestly
Above the horizon (47°) at the exact moment.
A phase is a global instant; whether it is above your horizon depends on location. Weather is not included here. Check the tonight outlook for cloud cover and a viewing score. No eclipse or conjunction claim is made on this page.
Phase times from Astronomy Engine. Rise/set and altitude use atmospheric refraction. Method
First Quarter · 50% lit
Phase at 16:46 local · NASA LRO surface
Next moonrise
11:05
Next moonset
01:11