First Quarter Moon
Tuesday, 1 February 2039 · 04:45 local in London
2039-02-01 04:45 UTC · Europe/London
First Quarter Moon occurs at 04:45 local time in London on 1 February. 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
-25°
At the exact phase
Illumination
50%
First Quarter
Local date
1 Feb
2039
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
Below the horizon at the exact moment — look near moonrise or moonset.
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 04:45 local · orientation schematic
Next moonrise
11:03
Next moonset
01:56