The Moon on this date
Moon on Saturday, December 31, 2107
Waning Gibbous
95.9% illuminated · waning
Shown at midday from Columbus, US.
Rise, set and path
Times for Columbus, US
- Moonrise
- E
- Highest
- 66°
- Moonset
- W
60°30°
Horizon
7:38 PM
8:52 AM
66°
Key figures
- Illuminated
- 95.9%
- Age
- 17.2 days
- Distance
- 364,500 km
- Apparent size
- 32.8′
- Constellation
- Cancer
- Lunation number
- 2288
Events on this date
-
Mercury at greatest elongation
20° from the Sun in the evening sky, its best showing after sunset.
Exact values
For Dec 31, 12:00 PM, midday on this date.
| Elongation from the Sun | 203.05° |
|---|---|
| Phase angle | 23.46° |
| Illuminated fraction | 95.87% |
| Altitude / azimuth | -28.0° / 324.7° |
| Right ascension / declination | 8h 14m / 14.91° |
| Ecliptic longitude / latitude | 122.40° / -4.82° |
| Libration in longitude / latitude | -1.82° / 7.13° |
| Sub-solar longitude / latitude | -24.65° / 1.52° |
| Position angle of the axis | 13.0° |
| Position angle of the bright limb | 115.8° |
| Apparent magnitude | -12.3 |
Directions are good to about a hundredth of a degree and the distance to about 50 km; more digits would not mean anything.