The Moon on this date
Moon on Thursday, October 17, 2171
Waning Gibbous
87.9% illuminated · waning
Shown at midday from Columbus, US.
Rise, set and path
Times for Columbus, US
- Moonrise
- NE
- Highest
- 72°
- Moonset
- NW
60°30°
Horizon
8:46 PM
11:19 AM
72°
Key figures
- Illuminated
- 87.9%
- Age
- 18.0 days
- Distance
- 405,800 km
- Apparent size
- 29.4′
- Constellation
- Taurus
- Lunation number
- 3077
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 | 220.74° |
|---|---|
| Phase angle | 40.68° |
| Illuminated fraction | 87.92% |
| Altitude / azimuth | -6.3° / 307.2° |
| Right ascension / declination | 4h 10m / 23.15° |
| Ecliptic longitude / latitude | 64.91° / 2.09° |
| Libration in longitude / latitude | -2.55° / -2.12° |
| Sub-solar longitude / latitude | -42.43° / 0.48° |
| Position angle of the axis | 350.7° |
| Position angle of the bright limb | 77.4° |
| Apparent magnitude | -11.5 |
Directions are good to about a hundredth of a degree and the distance to about 50 km; more digits would not mean anything.