The Moon on this date
Moon on Sunday, December 31, 1939
Waning Gibbous
66.9% illuminated · waning
Shown at midday from Columbus, US.
Rise, set and path
Times for Columbus, US
- Moonrise
- E
- Highest
- 52°
- Moonset
- W
60°30°
Horizon
11:39 PM
11:14 AM
52°
Key figures
- Illuminated
- 66.9%
- Age
- 20.8 days
- Distance
- 368,300 km
- Apparent size
- 32.4′
- Constellation
- Leo
- Lunation number
- 210
Events on this date
-
Moon and Neptune close together
They pass 3.8° apart in the sky.
Exact values
For Dec 31, 12:00 PM, midday on this date.
| Elongation from the Sun | 250.39° |
|---|---|
| Phase angle | 70.28° |
| Illuminated fraction | 66.87% |
| Altitude / azimuth | -8.7° / 278.9° |
| Right ascension / declination | 11h 17m / 1.37° |
| Ecliptic longitude / latitude | 169.51° / -3.03° |
| Libration in longitude / latitude | 2.01° / 4.79° |
| Sub-solar longitude / latitude | -67.91° / 1.46° |
| Position angle of the axis | 24.2° |
| Position angle of the bright limb | 114.4° |
| Apparent magnitude | -10.9 |
Directions are good to about a hundredth of a degree and the distance to about 50 km; more digits would not mean anything.