The Moon on this date
Moon on Monday, August 17, 1987
Waning Crescent
37.2% illuminated · waning
Shown at midday from Columbus, US.
Rise, set and path
Times for Columbus, US
- Moonrise
- NE
- Highest
- 76°
- Moonset
- NW
60°30°
Horizon
12:20 AM
4:05 PM
76°
Key figures
- Illuminated
- 37.2%
- Age
- 22.8 days
- Distance
- 398,600 km
- Apparent size
- 30.0′
- Constellation
- Taurus
- Lunation number
- 799
Events on this date
No Moon or planet events on this date.
Exact values
For Aug 17, 12:00 PM, midday on this date.
| Elongation from the Sun | 285.02° |
|---|---|
| Phase angle | 104.82° |
| Illuminated fraction | 37.21% |
| Altitude / azimuth | 41.6° / 271.5° |
| Right ascension / declination | 4h 27m / 26.51° |
| Ecliptic longitude / latitude | 69.24° / 4.73° |
| Libration in longitude / latitude | 5.34° / -5.90° |
| Sub-solar longitude / latitude | -98.82° / 0.98° |
| Position angle of the axis | 351.4° |
| Position angle of the bright limb | 81.8° |
| Apparent magnitude | -9.4 |
Directions are good to about a hundredth of a degree and the distance to about 50 km; more digits would not mean anything.