First Quarter Moon
Thursday, 23 May 1912 · 14:11 local in London
1912-05-23 14:11 UTC · Europe/London
First Quarter Moon occurs at 14:11 local time in London on 23 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
28°
At the exact phase
Illumination
50%
First Quarter
Local date
23 May
1912
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 (28°) 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 14:11 local · NASA LRO surface
Next moonrise
12:18
Next moonset
01:40
Next events
Calendar →May 1912
30
Full Moon
Above horizon23:29 local · Thu, Thu 30 May · Moon 12°
Jun 1912
8
Last Quarter Moon
Above horizon02:36 local · Sat, Sat 8 Jun · Moon 14°
Jun 1912
15
New Moon
Not visible06:23 local · Sat, Sat 15 Jun · Moon 24°
Jun 1912
21
First Quarter Moon
Above horizon20:39 local · Fri, Fri 21 Jun · Moon 30°