The Moon on this date
Moon on Friday, October 17, 2177
Waning Crescent
20.1% illuminated · waning
Shown at midday from Columbus, US.
Rise, set and path
Times for Columbus, US
- Moonrise
- E
- Highest
- 58°
- Moonset
- W
60°30°
Horizon
3:05 AM
4:24 PM
58°
Key figures
- Illuminated
- 20.1%
- Age
- 25.4 days
- Distance
- 370,900 km
- Apparent size
- 32.2′
- Constellation
- Leo
- Lunation number
- 3151
Events on this date
-
Mercury at greatest elongation
25° from the Sun in the evening sky, its best showing after sunset.
Exact values
For Oct 17, 12:00 PM, midday on this date.
| Elongation from the Sun | 306.91° |
|---|---|
| Phase angle | 126.71° |
| Illuminated fraction | 20.11% |
| Altitude / azimuth | 46.6° / 229.2° |
| Right ascension / declination | 10h 09m / 7.53° |
| Ecliptic longitude / latitude | 151.63° / -3.59° |
| Libration in longitude / latitude | 1.99° / 5.32° |
| Sub-solar longitude / latitude | -124.54° / -1.49° |
| Position angle of the axis | 19.5° |
| Position angle of the bright limb | 107.4° |
| Apparent magnitude | -8.5 |
Directions are good to about a hundredth of a degree and the distance to about 50 km; more digits would not mean anything.