First Quarter Moon
Tuesday, 21 May 2143 · 22:54 local in London
2143-05-21 21:54 UTC · Europe/London
First Quarter Moon occurs at 22:54 local time in London on 21 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
24°
At the exact phase
Illumination
50%
First Quarter
Local date
21 May
2143
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 (24°) 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 22:54 local · NASA LRO surface
Next moonrise
13:20
Next moonset
01:40
Next events
Calendar →May 2143
28
Full Moon
Below horizon20:09 local · Tue, Tue 28 May · Moon -6°
Jun 2143
5
Last Quarter Moon
Below horizon15:45 local · Wed, Wed 5 Jun · Moon -26°
Jun 2143
13
New Moon
Not visible09:01 local · Thu, Thu 13 Jun · Moon 34°
Jun 2143
20
First Quarter Moon
Below horizon03:27 local · Thu, Thu 20 Jun · Moon -26°