The Moon on this date
Moon on Tuesday, January 21, 2031
Waning Crescent
3.3% 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
6:14 AM
4:13 PM
29°
Key figures
- Illuminated
- 3.3%
- Age
- 28.0 days
- Distance
- 359,700 km
- Apparent size
- 33.2′
- Constellation
- Sagittarius
- Lunation number
- 1336
Events on this date
-
Moon and Mercury close together
They pass 3.7° apart in the sky.
-
Perigee
The Moon's closest point to Earth on this orbit: 359,600 km.
Exact values
For Jan 21, 12:00 PM, midday on this date.
| Elongation from the Sun | 339.25° |
|---|---|
| Phase angle | 159.00° |
| Illuminated fraction | 3.32% |
| Altitude / azimuth | 28.1° / 192.3° |
| Right ascension / declination | 18h 46m / -20.09° |
| Ecliptic longitude / latitude | 280.70° / 2.92° |
| Libration in longitude / latitude | -0.52° / -2.95° |
| Sub-solar longitude / latitude | -159.46° / 1.27° |
| Position angle of the axis | 356.8° |
| Position angle of the bright limb | 90.9° |
| Apparent magnitude | -6.2 |
Directions are good to about a hundredth of a degree and the distance to about 50 km; more digits would not mean anything.