The Moon on this date
Moon on Monday, December 18, 2017
New Moon
0.3% illuminated · waxing
Shown at midday from Columbus, US.
Rise, set and path
Times for Columbus, US
- Moonrise
- SE
- Highest
- 29°
- Moonset
- SW
60°30°
Horizon
7:51 AM
5:49 PM
29°
Key figures
- Illuminated
- 0.3%
- Age
- 0.4 days
- Distance
- 406,600 km
- Apparent size
- 29.4′
- Constellation
- Sagittarius
- Lunation number
- 1175
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.
-
Moon and Saturn close together
They pass 2.8° apart in the sky.
-
Apogee
The Moon's farthest point from Earth on this orbit: 406,600 km.
Exact values
For Dec 18, 12:00 PM, midday on this date.
| Elongation from the Sun | 4.73° |
|---|---|
| Phase angle | 174.06° |
| Illuminated fraction | 0.27% |
| Altitude / azimuth | 28.3° / 166.7° |
| Right ascension / declination | 18h 07m / -19.85° |
| Ecliptic longitude / latitude | 271.70° / 3.57° |
| Libration in longitude / latitude | 0.50° / -3.92° |
| Sub-solar longitude / latitude | 175.56° / 1.21° |
| Position angle of the axis | 358.1° |
| Position angle of the bright limb | 239.4° |
| 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.