The Moon on this date
Moon on Thursday, December 31, 1931
Last Quarter
54.1% illuminated · waning
Shown at midday from Columbus, US.
Rise, set and path
Times for Columbus, US
- Moonrise
- –
- Highest
- 49°
- Moonset
- W
60°30°
Horizon
12:03 PM
49°
Key figures
- Illuminated
- 54.1%
- Age
- 22.3 days
- Distance
- 370,700 km
- Apparent size
- 32.2′
- Constellation
- Virgo
- Lunation number
- 111
Events on this date
-
Last Quarter
Half of the disc is lit. The Moon rises around midnight and is up through the morning.
Exact values
For Dec 31, 12:00 PM, midday on this date.
| Elongation from the Sun | 265.44° |
|---|---|
| Phase angle | 85.30° |
| Illuminated fraction | 54.10% |
| Altitude / azimuth | 0.3° / 266.5° |
| Right ascension / declination | 12h 16m / -2.17° |
| Ecliptic longitude / latitude | 184.51° / -0.41° |
| Libration in longitude / latitude | -1.70° / 1.38° |
| Sub-solar longitude / latitude | -86.52° / -1.50° |
| Position angle of the axis | 21.9° |
| Position angle of the bright limb | 113.5° |
| Apparent magnitude | -10.4 |
Directions are good to about a hundredth of a degree and the distance to about 50 km; more digits would not mean anything.