First Quarter Moon
Tuesday, 20 October 2015 · 21:31 local in London
2015-10-20 20:31 UTC · Europe/London
First Quarter Moon occurs at 21:31 local time in London on 20 October. 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
14°
At the exact phase
Illumination
50%
First Quarter
Local date
20 Oct
2015
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 (14°) 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 21:31 local · orientation schematic
Next moonrise
14:51
Next moonset
23:36
Next events
Calendar →Oct 2015
27
Full Moon
Below horizon12:05 local · Tue, Tue 27 Oct · Moon -29°
Nov 2015
3
Last Quarter Moon
Above horizon12:24 local · Tue, Tue 3 Nov · Moon 6°
Nov 2015
11
New Moon
Not visible17:47 local · Wed, Wed 11 Nov · Moon -11°
Nov 2015
19
First Quarter Moon
Below horizon06:27 local · Thu, Thu 19 Nov · Moon -48°