First Quarter Moon
Tuesday, 14 May 1940 · 21:51 local in London
1940-05-14 20:51 UTC · Europe/London
First Quarter Moon occurs at 21:51 local time in London on 14 May. 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
36°
At the exact phase
Illumination
50%
First Quarter
Local date
14 May
1940
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 (36°) 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 21:51 local · NASA LRO surface
Next moonrise
13:07
Next moonset
02:02
Next events
Calendar →May 1940
21
Full Moon
Below horizon14:33 local · Tue, Tue 21 May · Moon -51°
May 1940
29
Last Quarter Moon
Above horizon01:40 local · Wed, Wed 29 May · Moon 1°
Jun 1940
6
New Moon
Not visible02:05 local · Thu, Thu 6 Jun · Moon -19°
Jun 1940
13
First Quarter Moon
Below horizon02:59 local · Thu, Thu 13 Jun · Moon -17°