The Moon on this date
Moon on Monday, August 17, 2009
Waning Crescent
10.9% illuminated · waning
Shown at midday from Columbus, US.
Rise, set and path
Times for Columbus, US
- Moonrise
- NE
- Highest
- 74°
- Moonset
- NW
60°30°
Horizon
3:07 AM
6:36 PM
74°
Key figures
- Illuminated
- 10.9%
- Age
- 26.6 days
- Distance
- 361,600 km
- Apparent size
- 33.0′
- Constellation
- Gemini
- Lunation number
- 1071
Events on this date
-
Mercury and Saturn close together
They pass 3.0° apart in the sky.
-
Neptune at opposition
Opposite the Sun in the sky: up all night and at its brightest for the year.
-
Moon and Venus close together
They pass 1.7° apart in the sky.
Exact values
For Aug 17, 12:00 PM, midday on this date.
| Elongation from the Sun | 321.50° |
|---|---|
| Phase angle | 141.39° |
| Illuminated fraction | 10.93% |
| Altitude / azimuth | 68.9° / 222.8° |
| Right ascension / declination | 7h 12m / 23.67° |
| Ecliptic longitude / latitude | 106.38° / 1.25° |
| Libration in longitude / latitude | -2.49° / -1.27° |
| Sub-solar longitude / latitude | -143.77° / -0.67° |
| Position angle of the axis | 5.5° |
| Position angle of the bright limb | 98.1° |
| Apparent magnitude | -7.6 |
Directions are good to about a hundredth of a degree and the distance to about 50 km; more digits would not mean anything.