The Moon on this date
Moon on Monday, December 21, 2099
Waxing Gibbous
69.4% illuminated · waxing
Shown at midday from Columbus, US.
Rise, set and path
Times for Columbus, US
- Moonrise
- E
- Highest
- 63°
- Moonset
- W
60°30°
Horizon
1:13 PM
2:04 AM
63°
Key figures
- Illuminated
- 69.4%
- Age
- 9.7 days
- Distance
- 403,500 km
- Apparent size
- 29.6′
- Constellation
- Pisces
- Lunation number
- 2189
Events on this date
-
Moon and Uranus close together
They pass 2.9° apart in the sky.
-
Mars, Moon, and Uranus gathered
All within 7.9° of each other in the sky.
-
December solstice
The shortest day in the northern hemisphere and the longest in the southern.
-
Moon and Mars close together
They pass 2.1° apart in the sky.
Exact values
For Dec 21, 12:00 PM, midday on this date.
| Elongation from the Sun | 112.77° |
|---|---|
| Phase angle | 67.11° |
| Illuminated fraction | 69.45% |
| Altitude / azimuth | -13.1° / 63.0° |
| Right ascension / declination | 1h 21m / 11.35° |
| Ecliptic longitude / latitude | 22.90° / 2.64° |
| Libration in longitude / latitude | -0.84° / -2.66° |
| Sub-solar longitude / latitude | 65.96° / -1.56° |
| Position angle of the axis | 339.5° |
| Position angle of the bright limb | 248.9° |
| Apparent magnitude | -10.8 |
Directions are good to about a hundredth of a degree and the distance to about 50 km; more digits would not mean anything.