First Quarter Moon
Monday, 16 August 2173 · 16:35 local in London
2173-08-16 15:35 UTC · Europe/London
First Quarter Moon occurs at 16:35 local time in London on 16 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
10°
At the exact phase
Illumination
50%
First Quarter
Local date
16 Aug
2173
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 (10°) 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 16:35 local · NASA LRO surface
Next moonrise
16:07
Next moonset
22:40
Next events
Calendar →Aug 2173
23
Full Moon
Below horizon07:10 local · Mon, Mon 23 Aug · Moon -12°
Aug 2173
30
Last Quarter Moon
Above horizon06:32 local · Mon, Mon 30 Aug · Moon 64°
Sept 2173
7
New Moon
Not visible10:26 local · Tue, Tue 7 Sept · Moon 35°
Sept 2173
15
First Quarter Moon
Below horizon00:45 local · Wed, Wed 15 Sept · Moon -22°