The Moon on this date
Moon on Tuesday, April 21, 1981
Waning Gibbous
94.9% illuminated · waning
Shown at midday from Columbus, US.
Rise, set and path
Times for Columbus, US
- Moonrise
- E
- Highest
- 36°
- Moonset
- W
60°30°
Horizon
9:32 PM
7:19 AM
36°
Key figures
- Illuminated
- 94.9%
- Age
- 16.9 days
- Distance
- 405,900 km
- Apparent size
- 29.4′
- Constellation
- Libra
- Lunation number
- 721
Events on this date
-
Moon and Uranus close together
They pass 4.4° apart in the sky.
Exact values
For Apr 21, 12:00 PM, midday on this date.
| Elongation from the Sun | 205.91° |
|---|---|
| Phase angle | 26.23° |
| Illuminated fraction | 94.85% |
| Altitude / azimuth | -51.2° / 299.7° |
| Right ascension / declination | 15h 45m / -15.03° |
| Ecliptic longitude / latitude | 237.41° / 4.67° |
| Libration in longitude / latitude | -2.32° / -5.68° |
| Sub-solar longitude / latitude | -27.93° / -1.58° |
| Position angle of the axis | 12.4° |
| Position angle of the bright limb | 94.3° |
| Apparent magnitude | -11.9 |
Directions are good to about a hundredth of a degree and the distance to about 50 km; more digits would not mean anything.