First Quarter Moon
Monday, 22 August 1977 · 02:04 local in London
1977-08-22 01:04 UTC · Europe/London
First Quarter Moon occurs at 02:04 local time in London on 22 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
-25°
At the exact phase
Illumination
50%
First Quarter
Local date
22 Aug
1977
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 02:04 local · NASA LRO surface
Next moonrise
14:52
Next moonset
00:02
Next events
Calendar →Aug 1977
28
Full Moon
Above horizon21:10 local · Sun, Sun 28 Aug · Moon 14°
Sept 1977
5
Last Quarter Moon
Below horizon15:33 local · Mon, Mon 5 Sept · Moon -9°
Sept 1977
13
New Moon
Not visible10:23 local · Tue, Tue 13 Sept · Moon 30°
Sept 1977
20
First Quarter Moon
Below horizon07:18 local · Tue, Tue 20 Sept · Moon -57°