The Moon on this date
Moon on Friday, December 31, 2021
Waning Crescent
6.4% illuminated · waning
Shown at midday from Columbus, US.
Rise, set and path
Times for Columbus, US
- Moonrise
- SE
- Highest
- 26°
- Moonset
- SW
60°30°
Horizon
5:32 AM
3:09 PM
26°
Key figures
- Illuminated
- 6.4%
- Age
- 27.4 days
- Distance
- 359,500 km
- Apparent size
- 33.2′
- Constellation
- Ophiuchus
- Lunation number
- 1224
Events on this date
-
Moon and Mars close together
They pass 0.9° apart in the sky.
Exact values
For Dec 31, 12:00 PM, midday on this date.
| Elongation from the Sun | 330.86° |
|---|---|
| Phase angle | 150.78° |
| Illuminated fraction | 6.36% |
| Altitude / azimuth | 22.6° / 203.0° |
| Right ascension / declination | 16h 38m / -22.99° |
| Ecliptic longitude / latitude | 251.10° / -0.89° |
| Libration in longitude / latitude | -2.55° / 2.11° |
| Sub-solar longitude / latitude | -153.13° / -0.99° |
| Position angle of the axis | 6.7° |
| Position angle of the bright limb | 95.0° |
| Apparent magnitude | -6.9 |
Directions are good to about a hundredth of a degree and the distance to about 50 km; more digits would not mean anything.