The Moon on this date
Moon on Tuesday, August 18, 1987
Waning Crescent
28.1% illuminated · waning
Shown at midday from Columbus, US.
Rise, set and path
Times for Columbus, US
- Moonrise
- NE
- Highest
- 78°
- Moonset
- NW
60°30°
Horizon
1:00 AM
5:04 PM
78°
Key figures
- Illuminated
- 28.1%
- Age
- 23.8 days
- Distance
- 402,100 km
- Apparent size
- 29.7′
- Constellation
- Taurus
- Lunation number
- 799
Events on this date
-
Mercury and Venus close together
They pass 0.5° apart in the sky.
Exact values
For Aug 18, 12:00 PM, midday on this date.
| Elongation from the Sun | 296.17° |
|---|---|
| Phase angle | 115.92° |
| Illuminated fraction | 28.14% |
| Altitude / azimuth | 52.2° / 265.3° |
| Right ascension / declination | 5h 21m / 28.21° |
| Ecliptic longitude / latitude | 81.35° / 5.06° |
| Libration in longitude / latitude | 4.44° / -6.36° |
| Sub-solar longitude / latitude | -111.05° / 0.96° |
| Position angle of the axis | 356.2° |
| Position angle of the bright limb | 88.2° |
| Apparent magnitude | -8.9 |
Directions are good to about a hundredth of a degree and the distance to about 50 km; more digits would not mean anything.