The Moon on this date
Moon on Saturday, January 31, 1920
Waxing Gibbous
82.5% illuminated · waxing
Shown at midday from Columbus, US.
Rise, set and path
Times for Columbus, US
- Moonrise
- NE
- Highest
- 70°
- Moonset
- NW
60°30°
Horizon
2:07 PM
4:08 AM
70°
Key figures
- Illuminated
- 82.5%
- Age
- 10.5 days
- Distance
- 365,300 km
- Apparent size
- 32.7′
- Constellation
- Taurus
- Lunation number
- -36
Events on this date
-
Neptune at opposition
Opposite the Sun in the sky: up all night and at its brightest for the year.
Exact values
For Jan 31, 12:00 PM, midday on this date.
| Elongation from the Sun | 130.40° |
|---|---|
| Phase angle | 49.53° |
| Illuminated fraction | 82.45% |
| Altitude / azimuth | -18.6° / 40.5° |
| Right ascension / declination | 5h 21m / 20.66° |
| Ecliptic longitude / latitude | 80.95° / -2.49° |
| Libration in longitude / latitude | -0.75° / 4.09° |
| Sub-solar longitude / latitude | 48.37° / 1.50° |
| Position angle of the axis | 355.1° |
| Position angle of the bright limb | 263.5° |
| 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.