Full Moon
Monday, 21 May 1951 · 06:45 local in London
1951-05-21 05:45 UTC · Europe/London
Full Moon occurs at 06:45 local time in London on 21 May. The Moon is opposite the Sun and fully illuminated. It is easy to see all night, but surface contrast is lowest because sunlight is nearly head-on.
Moon altitude
-18°
At the exact phase
Illumination
100%
Full Moon
Local date
21 May
1951
Viewing tips
- No dark adaptation is needed — the Moon is bright.
- Use a moon filter if the glare is uncomfortable through a telescope.
- Look for bright ray systems such as Tycho and Copernicus.
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
Full Moon · 100% lit
Phase at 06:45 local · NASA LRO surface
Next moonrise
22:11
Next moonset
05:05
Next events
Calendar →May 1951
27
Last Quarter Moon
Below horizon21:17 local · Sun, Sun 27 May · Moon -42°
Jun 1951
4
New Moon
Not visible17:41 local · Mon, Mon 4 Jun · Moon 32°
Jun 1951
12
First Quarter Moon
Above horizon19:52 local · Tue, Tue 12 Jun · Moon 40°
Jun 1951
19
Full Moon
Below horizon13:36 local · Tue, Tue 19 Jun · Moon -66°