The Moon on this date
Moon on Thursday, December 21, 1989
Waning Crescent
34.2% illuminated · waning
Shown at midday from Columbus, US.
Rise, set and path
Times for Columbus, US
- Moonrise
- E
- Highest
- 39°
- Moonset
- W
60°30°
Horizon
1:47 AM
12:53 PM
39°
Key figures
- Illuminated
- 34.2%
- Age
- 23.3 days
- Distance
- 404,500 km
- Apparent size
- 29.5′
- Constellation
- Virgo
- Lunation number
- 828
Events on this date
-
December solstice
The shortest day in the northern hemisphere and the longest in the southern.
Exact values
For Dec 21, 12:00 PM, midday on this date.
| Elongation from the Sun | 288.68° |
|---|---|
| Phase angle | 108.47° |
| Illuminated fraction | 34.16% |
| Altitude / azimuth | 8.9° / 246.2° |
| Right ascension / declination | 13h 01m / -11.39° |
| Ecliptic longitude / latitude | 198.50° / -4.48° |
| Libration in longitude / latitude | 2.13° / 6.66° |
| Sub-solar longitude / latitude | -105.95° / -1.17° |
| Position angle of the axis | 21.9° |
| Position angle of the bright limb | 111.0° |
| Apparent magnitude | -9.3 |
Directions are good to about a hundredth of a degree and the distance to about 50 km; more digits would not mean anything.