The Moon on this date
Moon on Thursday, December 17, 1981
Waning Gibbous
55.6% illuminated · waning
Shown at midday from Columbus, US.
Rise, set and path
Times for Columbus, US
- Moonrise
- –
- Highest
- 59°
- Moonset
- W
60°30°
Horizon
12:43 PM
59°
Key figures
- Illuminated
- 55.6%
- Age
- 21.1 days
- Distance
- 387,800 km
- Apparent size
- 30.8′
- Constellation
- Leo
- Lunation number
- 729
Events on this date
No Moon or planet events on this date.
Exact values
For Dec 17, 12:00 PM, midday on this date.
| Elongation from the Sun | 263.73° |
|---|---|
| Phase angle | 83.60° |
| Illuminated fraction | 55.58% |
| Altitude / azimuth | 7.3° / 273.9° |
| Right ascension / declination | 11h 28m / 8.22° |
| Ecliptic longitude / latitude | 169.41° / 4.38° |
| Libration in longitude / latitude | 7.13° / -4.84° |
| Sub-solar longitude / latitude | -75.95° / 0.69° |
| Position angle of the axis | 24.1° |
| Position angle of the bright limb | 112.8° |
| 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.