First Quarter Moon
Sunday, 10 September 1978 · 04:20 local in London
1978-09-10 03:20 UTC · Europe/London
First Quarter Moon occurs at 04:20 local time in London on 10 September. 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
-45°
At the exact phase
Illumination
50%
First Quarter
Local date
10 Sep
1978
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 04:20 local · NASA LRO surface
Next moonrise
14:52
Next moonset
23:57
Next events
Calendar →Sept 1978
16
Full Moon
Above horizon20:01 local · Sat, Sat 16 Sept · Moon 8°
Sept 1978
24
Last Quarter Moon
Above horizon06:08 local · Sun, Sun 24 Sept · Moon 55°
Oct 1978
2
New Moon
Not visible07:41 local · Mon, Mon 2 Oct · Moon 5°
Oct 1978
9
First Quarter Moon
Below horizon10:38 local · Mon, Mon 9 Oct · Moon -35°