First Quarter Moon
Friday, 7 August 1981 · 20:26 local in London
1981-08-07 19:26 UTC · Europe/London
First Quarter Moon occurs at 20:26 local time in London on 7 August. 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
7 Aug
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 20:26 local · NASA LRO surface
Next moonrise
14:39
Next moonset
23:56
Next events
Calendar →Aug 1981
15
Full Moon
Below horizon17:37 local · Sat, Sat 15 Aug · Moon -27°
Aug 1981
22
Last Quarter Moon
Below horizon15:16 local · Sat, Sat 22 Aug · Moon -9°
Aug 1981
29
New Moon
Not visible15:44 local · Sat, Sat 29 Aug · Moon 38°
Sept 1981
6
First Quarter Moon
Below horizon14:26 local · Sun, Sun 6 Sept · Moon -1°