The Moon on this date
Moon on Monday, December 21, 1998
Waxing Crescent
7.6% illuminated · waxing
Shown at midday from Columbus, US.
Rise, set and path
Times for Columbus, US
- Moonrise
- SE
- Highest
- 32°
- Moonset
- SW
60°30°
Horizon
9:44 AM
7:59 PM
32°
Key figures
- Illuminated
- 7.6%
- Age
- 2.8 days
- Distance
- 390,100 km
- Apparent size
- 30.6′
- Constellation
- Capricornus
- Lunation number
- 940
Events on this date
-
Moon and Neptune close together
They pass 1.7° apart in the sky.
-
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 | 31.82° |
|---|---|
| Phase angle | 148.05° |
| Illuminated fraction | 7.58% |
| Altitude / azimuth | 19.7° / 138.0° |
| Right ascension / declination | 20h 13m / -17.98° |
| Ecliptic longitude / latitude | 301.45° / 1.90° |
| Libration in longitude / latitude | -4.96° / -1.72° |
| Sub-solar longitude / latitude | 142.80° / 1.29° |
| Position angle of the axis | 345.8° |
| Position angle of the bright limb | 255.5° |
| Apparent magnitude | -7.0 |
Directions are good to about a hundredth of a degree and the distance to about 50 km; more digits would not mean anything.