The Moon on this date
Moon on Wednesday, December 21, 2011
Waning Crescent
12.4% illuminated · waning
Shown at midday from Columbus, US.
Rise, set and path
Times for Columbus, US
- Moonrise
- SE
- Highest
- 30°
- Moonset
- SW
60°30°
Horizon
4:21 AM
2:28 PM
30°
Key figures
- Illuminated
- 12.4%
- Age
- 26.5 days
- Distance
- 364,900 km
- Apparent size
- 32.7′
- Constellation
- Libra
- Lunation number
- 1100
Events on this date
-
Perigee
The Moon's closest point to Earth on this orbit: 364,800 km.
Exact values
For Dec 21, 12:00 PM, midday on this date.
| Elongation from the Sun | 318.96° |
|---|---|
| Phase angle | 138.81° |
| Illuminated fraction | 12.37% |
| Altitude / azimuth | 20.5° / 217.2° |
| Right ascension / declination | 15h 01m / -19.53° |
| Ecliptic longitude / latitude | 228.43° / -2.31° |
| Libration in longitude / latitude | 0.02° / 3.85° |
| Sub-solar longitude / latitude | -138.72° / 0.43° |
| Position angle of the axis | 17.8° |
| Position angle of the bright limb | 102.8° |
| Apparent magnitude | -7.8 |
Directions are good to about a hundredth of a degree and the distance to about 50 km; more digits would not mean anything.