The Moon on this date
Moon on Monday, December 21, 2178
Waxing Gibbous
88.5% illuminated · waxing
Shown at midday from Columbus, US.
Rise, set and path
Times for Columbus, US
- Moonrise
- NE
- Highest
- 71°
- Moonset
- NW
60°30°
Horizon
2:29 PM
4:32 AM
71°
Key figures
- Illuminated
- 88.5%
- Age
- 12.4 days
- Distance
- 388,300 km
- Apparent size
- 30.8′
- Constellation
- Aries
- Lunation number
- 3166
Events on this date
-
December solstice
The shortest day in the northern hemisphere and the longest in the southern.
Exact values
For Dec 21, 12:00 PM, midday on this date.
| Elongation from the Sun | 140.43° |
|---|---|
| Phase angle | 39.56° |
| Illuminated fraction | 88.55% |
| Altitude / azimuth | -21.4° / 35.4° |
| Right ascension / declination | 3h 08m / 20.65° |
| Ecliptic longitude / latitude | 50.39° / 2.93° |
| Libration in longitude / latitude | -5.16° / -2.95° |
| Sub-solar longitude / latitude | 34.05° / 0.13° |
| Position angle of the axis | 343.2° |
| Position angle of the bright limb | 257.0° |
| Apparent magnitude | -11.7 |
Directions are good to about a hundredth of a degree and the distance to about 50 km; more digits would not mean anything.