First Quarter Moon
Saturday, 14 May 1921 · 16:24 local in London
1921-05-14 15:24 UTC · Europe/London
First Quarter Moon occurs at 16:24 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
35°
At the exact phase
Illumination
50%
First Quarter
Local date
14 May
1921
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 (35°) 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 16:24 local · NASA LRO surface
Next moonrise
13:25
Next moonset
02:07
Next events
Calendar →May 1921
21
Full Moon
Above horizon21:15 local · Sat, Sat 21 May · Moon 5°
May 1921
29
Last Quarter Moon
Below horizon22:44 local · Sun, Sun 29 May · Moon -26°
Jun 1921
6
New Moon
Not visible07:14 local · Mon, Mon 6 Jun · Moon 16°
Jun 1921
12
First Quarter Moon
Above horizon21:59 local · Sun, Sun 12 Jun · Moon 26°