First Quarter Moon
Friday, 4 December 1981 · 16:22 local in London
1981-12-04 16:22 UTC · Europe/London
First Quarter Moon occurs at 16:22 local time in London on 4 December. 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
23°
At the exact phase
Illumination
50%
First Quarter
Local date
4 Dec
1981
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 (23°) 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 16:22 local · NASA LRO surface
Next moonrise
13:22
Next moonset
23:34
Next events
Calendar →Dec 1981
11
Full Moon
Below horizon08:41 local · Fri, Fri 11 Dec · Moon -7°
Dec 1981
18
Last Quarter Moon
Above horizon05:47 local · Fri, Fri 18 Dec · Moon 43°
Dec 1981
26
New Moon
Not visible10:10 local · Sat, Sat 26 Dec · Moon 12°
Jan 1982
3
First Quarter Moon
Below horizon04:46 local · Sun, Sun 3 Jan · Moon -36°