The Moon on this date
Moon on Saturday, October 17, 1987
Waning Crescent
23.9% illuminated · waning
Shown at midday from Columbus, US.
Rise, set and path
Times for Columbus, US
- Moonrise
- NE
- Highest
- 66°
- Moonset
- W
60°30°
Horizon
2:25 AM
4:44 PM
66°
Key figures
- Illuminated
- 23.9%
- Age
- 24.5 days
- Distance
- 402,500 km
- Apparent size
- 29.7′
- Constellation
- Leo
- Lunation number
- 801
Events on this date
No Moon or planet events on this date.
Exact values
For Oct 17, 12:00 PM, midday on this date.
| Elongation from the Sun | 301.71° |
|---|---|
| Phase angle | 121.52° |
| Illuminated fraction | 23.86% |
| Altitude / azimuth | 51.6° / 240.6° |
| Right ascension / declination | 9h 55m / 16.01° |
| Ecliptic longitude / latitude | 145.46° / 3.15° |
| Libration in longitude / latitude | -1.66° / -3.58° |
| Sub-solar longitude / latitude | -123.09° / -0.60° |
| Position angle of the axis | 18.6° |
| Position angle of the bright limb | 111.5° |
| Apparent magnitude | -8.6 |
Directions are good to about a hundredth of a degree and the distance to about 50 km; more digits would not mean anything.