Last Quarter Moon
Tuesday, 21 August 1973 · 11:22 local in London
1973-08-21 10:22 UTC · Europe/London
Last Quarter Moon occurs at 11:22 local time in London on 21 August. Half of the visible disc is lit on the opposite side from first quarter. Morning observers get the best view of the terminator.
Moon altitude
29°
At the exact phase
Illumination
50%
Last Quarter
Local date
21 Aug
1973
Viewing tips
- Best viewing is after midnight and into the morning.
- The terminator favours craters on the opposite side from first quarter.
- Twilight can still give a pleasing low-contrast view.
Visibility, honestly
Above the horizon (29°) at the exact moment.
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
Last Quarter · 50% lit
Phase at 11:22 local · NASA LRO surface
Next moonrise
22:57
Next moonset
15:00
Next events
Calendar →Aug 1973
28
New Moon
Not visible04:25 local · Tue, Tue 28 Aug · Moon -18°
Sept 1973
4
First Quarter Moon
Above horizon16:22 local · Tue, Tue 4 Sept · Moon 7°
Sept 1973
12
Full Moon
Below horizon16:16 local · Wed, Wed 12 Sept · Moon -23°
Sept 1973
19
Last Quarter Moon
Below horizon17:11 local · Wed, Wed 19 Sept · Moon -12°