First Quarter Moon
Saturday, 17 August 2143 · 16:01 local in London
2143-08-17 15:01 UTC · Europe/London
First Quarter Moon occurs at 16:01 local time in London on 17 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
11°
At the exact phase
Illumination
50%
First Quarter
Local date
17 Aug
2143
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 (11°) 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 16:01 local · NASA LRO surface
Next moonrise
15:26
Next moonset
23:20
Next events
Calendar →Aug 2143
25
Full Moon
Below horizon11:25 local · Sun, Sun 25 Aug · Moon -41°
Sept 2143
2
Last Quarter Moon
Above horizon14:14 local · Mon, Mon 2 Sept · Moon 2°
Sept 2143
9
New Moon
Not visible08:29 local · Mon, Mon 9 Sept · Moon 15°
Sept 2143
16
First Quarter Moon
Below horizon02:26 local · Mon, Mon 16 Sept · Moon -31°