The Moon on this date
Moon on Monday, December 17, 1979
Waning Crescent
3.4% illuminated · waning
Shown at midday from Columbus, US.
Rise, set and path
Times for Columbus, US
- Moonrise
- E
- Highest
- 33°
- Moonset
- W
60°30°
Horizon
5:44 AM
4:14 PM
33°
Key figures
- Illuminated
- 3.4%
- Age
- 28.0 days
- Distance
- 384,200 km
- Apparent size
- 31.1′
- Constellation
- Scorpius
- Lunation number
- 704
Events on this date
-
Moon and Mercury close together
They pass 3.9° apart in the sky.
Exact values
For Dec 17, 12:00 PM, midday on this date.
| Elongation from the Sun | 339.46° |
|---|---|
| Phase angle | 158.82° |
| Illuminated fraction | 3.38% |
| Altitude / azimuth | 31.6° / 196.1° |
| Right ascension / declination | 16h 14m / -16.10° |
| Ecliptic longitude / latitude | 244.62° / 5.04° |
| Libration in longitude / latitude | -5.26° / -5.78° |
| Sub-solar longitude / latitude | -164.63° / 1.43° |
| Position angle of the axis | 10.2° |
| Position angle of the bright limb | 111.4° |
| Apparent magnitude | -6.1 |
Directions are good to about a hundredth of a degree and the distance to about 50 km; more digits would not mean anything.