The Moon on this date
Moon on Friday, January 31, 1986
Waning Gibbous
66.6% illuminated · waning
Shown at midday from Columbus, US.
Rise, set and path
Times for Columbus, US
- Moonrise
- –
- Highest
- 43°
- Moonset
- W
60°30°
Horizon
10:45 AM
43°
Key figures
- Illuminated
- 66.6%
- Age
- 21.2 days
- Distance
- 373,300 km
- Apparent size
- 32.0′
- Constellation
- Virgo
- Lunation number
- 780
Events on this date
-
Mercury behind the Sun
On the far side of the Sun and lost in its glare.
Exact values
For Jan 31, 12:00 PM, midday on this date.
| Elongation from the Sun | 250.75° |
|---|---|
| Phase angle | 70.62° |
| Illuminated fraction | 66.59% |
| Altitude / azimuth | -14.3° / 271.5° |
| Right ascension / declination | 13h 24m / -7.75° |
| Ecliptic longitude / latitude | 202.28° / 0.99° |
| Libration in longitude / latitude | -3.63° / -0.51° |
| Sub-solar longitude / latitude | -73.80° / -1.52° |
| Position angle of the axis | 20.4° |
| Position angle of the bright limb | 111.9° |
| Apparent magnitude | -10.9 |
Directions are good to about a hundredth of a degree and the distance to about 50 km; more digits would not mean anything.