The Moon on this date
Moon on Monday, January 21, 1957
Waning Gibbous
63.0% illuminated · waning
Shown at midday from Columbus, US.
Rise, set and path
Times for Columbus, US
- Moonrise
- –
- Highest
- 41°
- Moonset
- W
60°30°
Horizon
10:49 AM
41°
Key figures
- Illuminated
- 63.0%
- Age
- 20.6 days
- Distance
- 374,800 km
- Apparent size
- 31.9′
- Constellation
- Virgo
- Lunation number
- 421
Events on this date
-
Mercury and Venus close together
They pass 2.8° apart in the sky.
Exact values
For Jan 21, 12:00 PM, midday on this date.
| Elongation from the Sun | 255.01° |
|---|---|
| Phase angle | 74.90° |
| Illuminated fraction | 63.03% |
| Altitude / azimuth | -13.3° / 268.3° |
| Right ascension / declination | 12h 55m / -9.49° |
| Ecliptic longitude / latitude | 196.43° / -3.28° |
| Libration in longitude / latitude | 6.78° / 5.06° |
| Sub-solar longitude / latitude | -67.75° / 1.40° |
| Position angle of the axis | 24.0° |
| Position angle of the bright limb | 114.0° |
| Apparent magnitude | -10.7 |
Directions are good to about a hundredth of a degree and the distance to about 50 km; more digits would not mean anything.