The Moon on this date
Moon on Wednesday, May 20, 1981
Waning Gibbous
97.4% illuminated · waning
Shown at midday from Columbus, US.
Rise, set and path
Times for Columbus, US
- Moonrise
- SE
- Highest
- 31°
- Moonset
- SW
60°30°
Horizon
10:18 PM
7:31 AM
31°
Key figures
- Illuminated
- 97.4%
- Age
- 16.5 days
- Distance
- 403,600 km
- Apparent size
- 29.6′
- Constellation
- Ophiuchus
- Lunation number
- 722
Events on this date
No Moon or planet events on this date.
Exact values
For May 20, 12:00 PM, midday on this date.
| Elongation from the Sun | 198.26° |
|---|---|
| Phase angle | 18.56° |
| Illuminated fraction | 97.40% |
| Altitude / azimuth | -48.9° / 287.5° |
| Right ascension / declination | 17h 08m / -19.27° |
| Ecliptic longitude / latitude | 257.80° / 3.63° |
| Libration in longitude / latitude | -3.61° / -4.39° |
| Sub-solar longitude / latitude | -21.46° / -1.45° |
| Position angle of the axis | 4.3° |
| Position angle of the bright limb | 85.4° |
| Apparent magnitude | -12.1 |
Directions are good to about a hundredth of a degree and the distance to about 50 km; more digits would not mean anything.