First Quarter Moon
Tuesday, 10 April 1973 · 05:28 local in London
1973-04-10 04:28 UTC · Europe/London
First Quarter Moon occurs at 05:28 local time in London on 10 April. 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
-14°
At the exact phase
Illumination
50%
First Quarter
Local date
10 Apr
1973
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 05:28 local · NASA LRO surface
Next moonrise
11:38
Next moonset
03:36
Next events
Calendar →Apr 1973
17
Full Moon
Below horizon14:51 local · Tue, Tue 17 Apr · Moon -47°
Apr 1973
25
Last Quarter Moon
Below horizon18:59 local · Wed, Wed 25 Apr · Moon -55°
May 1973
2
New Moon
Not visible21:55 local · Wed, Wed 2 May · Moon -10°
May 1973
9
First Quarter Moon
Above horizon13:07 local · Wed, Wed 9 May · Moon 8°