First Quarter Moon
Monday, 17 August 2105 · 19:00 local in London
2105-08-17 18:00 UTC · Europe/London
First Quarter Moon occurs at 19:00 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
18°
At the exact phase
Illumination
50%
First Quarter
Local date
17 Aug
2105
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 (18°) 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 19:00 local · NASA LRO surface
Next moonrise
15:19
Next moonset
23:04
Next events
Calendar →Aug 2105
25
Full Moon
Below horizon15:07 local · Tue, Tue 25 Aug · Moon -37°
Sept 2105
1
Last Quarter Moon
Above horizon12:33 local · Tue, Tue 1 Sept · Moon 18°
Sept 2105
8
New Moon
Not visible13:22 local · Tue, Tue 8 Sept · Moon 38°
Sept 2105
16
First Quarter Moon
Below horizon13:29 local · Wed, Wed 16 Sept · Moon -11°