First Quarter Moon
Saturday, 13 August 2005 · 03:39 local in London
2005-08-13 02:39 UTC · Europe/London
First Quarter Moon occurs at 03:39 local time in London on 13 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
-43°
At the exact phase
Illumination
50%
First Quarter
Local date
13 Aug
2005
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 03:39 local · NASA LRO surface
Next moonrise
15:15
Next moonset
23:06
Next events
Calendar →Aug 2005
19
Full Moon
Below horizon18:53 local · Fri, Fri 19 Aug · Moon -15°
Aug 2005
26
Last Quarter Moon
Below horizon16:18 local · Fri, Fri 26 Aug · Moon -8°
Sept 2005
3
New Moon
Not visible19:46 local · Sat, Sat 3 Sept · Moon 1°
Sept 2005
11
First Quarter Moon
Below horizon12:37 local · Sun, Sun 11 Sept · Moon -23°