First Quarter Moon
Monday, 19 December 1966 · 21:41 local in London
1966-12-19 21:41 UTC · Europe/London
First Quarter Moon occurs at 21:41 local time in London on 19 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
17°
At the exact phase
Illumination
50%
First Quarter
Local date
19 Dec
1966
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 (17°) 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 21:41 local · NASA LRO surface
Next moonrise
12:35
Next moonset
23:48
Next events
Calendar →Dec 1966
27
Full Moon
Above horizon17:43 local · Tue, Tue 27 Dec · Moon 17°
Jan 1967
3
Last Quarter Moon
Below horizon14:19 local · Tue, Tue 3 Jan · Moon -23°
Jan 1967
10
New Moon
Not visible18:06 local · Tue, Tue 10 Jan · Moon -20°
Jan 1967
18
First Quarter Moon
Above horizon19:42 local · Wed, Wed 18 Jan · Moon 42°