The Moon on this date
Moon on Sunday, January 31, 1982
Waxing Crescent
40.2% illuminated · waxing
Shown at midday from Columbus, US.
Rise, set and path
Times for Columbus, US
- Moonrise
- E
- Highest
- 57°
- Moonset
- –
60°30°
Horizon
11:26 AM
57°
Key figures
- Illuminated
- 40.2%
- Age
- 6.5 days
- Distance
- 375,300 km
- Apparent size
- 31.8′
- Constellation
- Pisces
- Lunation number
- 731
Events on this date
-
Mercury at inferior conjunction
Passes between Earth and the Sun and is lost in its glare.
Exact values
For Jan 31, 12:00 PM, midday on this date.
| Elongation from the Sun | 78.46° |
|---|---|
| Phase angle | 101.35° |
| Illuminated fraction | 40.16% |
| Altitude / azimuth | 5.6° / 86.8° |
| Right ascension / declination | 1h 59m / 6.57° |
| Ecliptic longitude / latitude | 29.97° / -5.22° |
| Libration in longitude / latitude | -4.27° / 7.56° |
| Sub-solar longitude / latitude | 96.60° / -0.49° |
| Position angle of the axis | 340.1° |
| Position angle of the bright limb | 251.0° |
| Apparent magnitude | -9.7 |
Directions are good to about a hundredth of a degree and the distance to about 50 km; more digits would not mean anything.