First Quarter Moon
Thursday, 19 August 2151 · 03:33 local in London
2151-08-19 02:33 UTC · Europe/London
First Quarter Moon occurs at 03:33 local time in London on 19 August. 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
-40°
At the exact phase
Illumination
50%
First Quarter
Local date
19 Aug
2151
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 03:33 local · NASA LRO surface
Next moonrise
14:57
Next moonset
23:32
Next events
Calendar →Aug 2151
27
Full Moon
Below horizon06:40 local · Fri, Fri 27 Aug · Moon -7°
Sept 2151
4
Last Quarter Moon
Above horizon01:07 local · Sat, Sat 4 Sept · Moon 19°
Sept 2151
10
New Moon
Not visible15:50 local · Fri, Fri 10 Sept · Moon 35°
Sept 2151
17
First Quarter Moon
Above horizon18:05 local · Fri, Fri 17 Sept · Moon 12°