The Moon on this date
Moon on Friday, December 18, 1998
New Moon
0.2% illuminated · waning
Shown at midday from Columbus, US.
Rise, set and path
Times for Columbus, US
- Moonrise
- SE
- Highest
- 30°
- Moonset
- SW
60°30°
Horizon
7:14 AM
5:20 PM
30°
Key figures
- Illuminated
- 0.2%
- Age
- 29.5 days
- Distance
- 399,400 km
- Apparent size
- 29.9′
- Constellation
- Ophiuchus
- Lunation number
- 939
Events on this date
-
New Moon
The Moon passes between Earth and the Sun and cannot be seen. These are the darkest nights of the month.
Exact values
For Dec 18, 12:00 PM, midday on this date.
| Elongation from the Sun | 357.31° |
|---|---|
| Phase angle | 174.85° |
| Illuminated fraction | 0.20% |
| Altitude / azimuth | 30.2° / 175.1° |
| Right ascension / declination | 17h 34m / -18.92° |
| Ecliptic longitude / latitude | 263.88° / 4.38° |
| Libration in longitude / latitude | -3.19° / -4.98° |
| Sub-solar longitude / latitude | 179.37° / 1.34° |
| Position angle of the axis | 1.8° |
| Position angle of the bright limb | 146.8° |
| Apparent magnitude | -4.4 |
Directions are good to about a hundredth of a degree and the distance to about 50 km; more digits would not mean anything.