The Moon on this date
Moon on Monday, September 18, 2017
Waning Crescent
2.9% illuminated · waning
Shown at midday from Columbus, US.
Rise, set and path
Times for Columbus, US
- Moonrise
- E
- Highest
- 60°
- Moonset
- W
60°30°
Horizon
5:23 AM
6:59 PM
60°
Key figures
- Illuminated
- 2.9%
- Age
- 27.9 days
- Distance
- 377,200 km
- Apparent size
- 31.7′
- Constellation
- Leo
- Lunation number
- 1171
Events on this date
-
Mars, Mercury, and Moon gathered
All within 1.8° of each other in the sky.
-
Moon and Mars close together
They pass 0.1° apart in the sky.
-
Moon and Mercury close together
They pass 0.0° apart in the sky.
Exact values
For Sep 18, 12:00 PM, midday on this date.
| Elongation from the Sun | 340.43° |
|---|---|
| Phase angle | 160.35° |
| Illuminated fraction | 2.91% |
| Altitude / azimuth | 59.6° / 172.5° |
| Right ascension / declination | 10h 34m / 10.21° |
| Ecliptic longitude / latitude | 156.36° / 1.12° |
| Libration in longitude / latitude | 4.78° / -1.09° |
| Sub-solar longitude / latitude | -155.82° / 0.87° |
| Position angle of the axis | 23.2° |
| Position angle of the bright limb | 113.7° |
| Apparent magnitude | -5.9 |
Directions are good to about a hundredth of a degree and the distance to about 50 km; more digits would not mean anything.