First Quarter Moon
Saturday, 22 December 2001 · 20:57 local in London
2001-12-22 20:57 UTC · Europe/London
First Quarter Moon occurs at 20:57 local time in London on 22 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
22 Dec
2001
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 20:57 local · NASA LRO surface
Next moonrise
12:39
Next moonset
23:51
Next events
Calendar →Dec 2001
30
Full Moon
Below horizon10:41 local · Sun, Sun 30 Dec · Moon -13°
Jan 2002
6
Last Quarter Moon
Above horizon03:55 local · Sun, Sun 6 Jan · Moon 30°
Jan 2002
13
New Moon
Not visible13:29 local · Sun, Sun 13 Jan · Moon 12°
Jan 2002
21
First Quarter Moon
Above horizon17:47 local · Mon, Mon 21 Jan · Moon 46°