First Quarter Moon
Thursday, 21 June 1923 · 21:46 local in London
1923-06-21 20:46 UTC · Europe/London
First Quarter Moon occurs at 21:46 local time in London on 21 June. 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
29°
At the exact phase
Illumination
50%
First Quarter
Local date
21 Jun
1923
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 (29°) 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 21:46 local · NASA LRO surface
Next moonrise
13:46
Next moonset
01:14
Next events
Calendar →Jun 1923
28
Full Moon
Below horizon14:04 local · Thu, Thu 28 Jun · Moon -55°
Jul 1923
6
Last Quarter Moon
Above horizon02:56 local · Fri, Fri 6 Jul · Moon 19°
Jul 1923
14
New Moon
Not visible01:45 local · Sat, Sat 14 Jul · Moon -20°
Jul 1923
21
First Quarter Moon
Below horizon02:32 local · Sat, Sat 21 Jul · Moon -21°