First Quarter Moon
Saturday, 19 August 1961 · 11:51 local in London
1961-08-19 10:51 UTC · Europe/London
First Quarter Moon occurs at 11:51 local time in London on 19 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
-21°
At the exact phase
Illumination
50%
First Quarter
Local date
19 Aug
1961
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
Below the horizon at the exact moment — look near moonrise or moonset.
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 11:51 local · NASA LRO surface
Next moonrise
14:12
Next moonset
23:52
Next events
Calendar →Aug 1961
26
Full Moon
Above horizon04:13 local · Sat, Sat 26 Aug · Moon 14°
Sept 1961
2
Last Quarter Moon
Above horizon00:05 local · Sat, Sat 2 Sept · Moon 6°
Sept 1961
10
New Moon
Not visible03:50 local · Sun, Sun 10 Sept · Moon -22°
Sept 1961
17
First Quarter Moon
Above horizon21:23 local · Sun, Sun 17 Sept · Moon 11°