First Quarter Moon
Friday, 17 October 1980 · 04:47 local in London
1980-10-17 03:47 UTC · Europe/London
First Quarter Moon occurs at 04:47 local time in London on 17 October. 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
-49°
At the exact phase
Illumination
50%
First Quarter
Local date
17 Oct
1980
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 04:47 local · NASA LRO surface
Next moonrise
15:02
Next moonset
00:02
Next events
Calendar →Oct 1980
23
Full Moon
Above horizon21:52 local · Thu, Thu 23 Oct · Moon 32°
Oct 1980
30
Last Quarter Moon
Below horizon16:33 local · Thu, Thu 30 Oct · Moon -19°
Nov 1980
7
New Moon
Not visible20:43 local · Fri, Fri 7 Nov · Moon -36°
Nov 1980
15
First Quarter Moon
Above horizon15:47 local · Sat, Sat 15 Nov · Moon 17°