First Quarter Moon
Monday, 23 August 2004 · 11:12 local in London
2004-08-23 10:12 UTC · Europe/London
First Quarter Moon occurs at 11:12 local time in London on 23 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
-32°
At the exact phase
Illumination
50%
First Quarter
Local date
23 Aug
2004
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 11:12 local · NASA LRO surface
Next moonrise
15:04
Next moonset
22:51
Next events
Calendar →Aug 2004
30
Full Moon
Above horizon03:22 local · Mon, Mon 30 Aug · Moon 18°
Sept 2004
6
Last Quarter Moon
Below horizon16:11 local · Mon, Mon 6 Sept · Moon -6°
Sept 2004
14
New Moon
Not visible15:29 local · Tue, Tue 14 Sept · Moon 35°
Sept 2004
21
First Quarter Moon
Above horizon16:54 local · Tue, Tue 21 Sept · Moon 6°