Full Moon
Monday, 31 December 1990 · 18:35 local in London
1990-12-31 18:35 UTC · Europe/London
Full Moon occurs at 18:35 local time in London on 31 December. 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
23°
At the exact phase
Illumination
100%
Full Moon
Local date
31 Dec
1990
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
Above the horizon (23°) 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
Full Moon · 100% lit
Phase at 18:35 local · NASA LRO surface
Next moonrise
17:01
Next moonset
08:47
Next events
Calendar →Jan 1991
7
Last Quarter Moon
Below horizon18:36 local · Mon, Mon 7 Jan · Moon -49°
Jan 1991
15
New Moon
Not visible23:50 local · Tue, Tue 15 Jan · Moon -60°
Jan 1991
23
First Quarter Moon
Above horizon14:22 local · Wed, Wed 23 Jan · Moon 37°
Jan 1991
30
Full Moon
Above horizon06:10 local · Wed, Wed 30 Jan · Moon 12°