The Moon on this date
Moon on Thursday, January 31, 2019
Waning Crescent
15.0% illuminated · waning
Shown at midday from Columbus, US.
Rise, set and path
Times for Columbus, US
- Moonrise
- SE
- Highest
- 29°
- Moonset
- SW
60°30°
Horizon
4:30 AM
2:22 PM
29°
Key figures
- Illuminated
- 15.0%
- Age
- 25.6 days
- Distance
- 399,400 km
- Apparent size
- 29.9′
- Constellation
- Ophiuchus
- Lunation number
- 1188
Events on this date
-
Moon and Venus close together
They pass 0.1° apart in the sky.
Exact values
For Jan 31, 12:00 PM, midday on this date.
| Elongation from the Sun | 314.54° |
|---|---|
| Phase angle | 134.36° |
| Illuminated fraction | 15.04% |
| Altitude / azimuth | 19.5° / 216.7° |
| Right ascension / declination | 17h 43m / -20.67° |
| Ecliptic longitude / latitude | 266.06° / 2.71° |
| Libration in longitude / latitude | 5.16° / -2.71° |
| Sub-solar longitude / latitude | -128.93° / -0.45° |
| Position angle of the axis | 0.5° |
| Position angle of the bright limb | 93.7° |
| Apparent magnitude | -7.9 |
Directions are good to about a hundredth of a degree and the distance to about 50 km; more digits would not mean anything.