The Moon on this date
Moon on Tuesday, August 18, 1981
Waning Gibbous
89.3% illuminated · waning
Shown at midday from Columbus, US.
Rise, set and path
Times for Columbus, US
- Moonrise
- E
- Highest
- 45°
- Moonset
- W
60°30°
Horizon
10:28 PM
9:48 AM
45°
Key figures
- Illuminated
- 89.3%
- Age
- 18.5 days
- Distance
- 372,700 km
- Apparent size
- 32.0′
- Constellation
- Pisces
- Lunation number
- 725
Events on this date
No Moon or planet events on this date.
Exact values
For Aug 18, 12:00 PM, midday on this date.
| Elongation from the Sun | 218.01° |
|---|---|
| Phase angle | 38.16° |
| Illuminated fraction | 89.32% |
| Altitude / azimuth | -24.0° / 287.2° |
| Right ascension / declination | 0h 21m / -2.80° |
| Ecliptic longitude / latitude | 3.61° / -4.62° |
| Libration in longitude / latitude | -4.19° / 6.25° |
| Sub-solar longitude / latitude | -41.21° / 0.65° |
| Position angle of the axis | 335.8° |
| Position angle of the bright limb | 73.0° |
| Apparent magnitude | -11.8 |
Directions are good to about a hundredth of a degree and the distance to about 50 km; more digits would not mean anything.