The Moon on this date
Moon on Saturday, January 17, 1987
Waning Gibbous
93.8% illuminated · waning
Shown at midday from Columbus, US.
Rise, set and path
Times for Columbus, US
- Moonrise
- E
- Highest
- 68°
- Moonset
- W
60°30°
Horizon
8:06 PM
9:37 AM
68°
Key figures
- Illuminated
- 93.8%
- Age
- 17.6 days
- Distance
- 400,100 km
- Apparent size
- 29.9′
- Constellation
- Leo
- Lunation number
- 792
Events on this date
No Moon or planet events on this date.
Exact values
For Jan 17, 12:00 PM, midday on this date.
| Elongation from the Sun | 208.75° |
|---|---|
| Phase angle | 28.90° |
| Illuminated fraction | 93.77% |
| Altitude / azimuth | -22.3° / 317.5° |
| Right ascension / declination | 9h 58m / 16.47° |
| Ecliptic longitude / latitude | 145.80° / 3.78° |
| Libration in longitude / latitude | -4.70° / -4.18° |
| Sub-solar longitude / latitude | -33.25° / -1.55° |
| Position angle of the axis | 19.0° |
| Position angle of the bright limb | 104.5° |
| Apparent magnitude | -11.9 |
Directions are good to about a hundredth of a degree and the distance to about 50 km; more digits would not mean anything.