The Moon on this date
Moon on Monday, August 31, 1987
First Quarter
44.7% illuminated · waxing
Shown at midday from Columbus, US.
Rise, set and path
Times for Columbus, US
- Moonrise
- SE
- Highest
- 23°
- Moonset
- SW
60°30°
Horizon
2:27 PM
11:35 PM
23°
Key figures
- Illuminated
- 44.7%
- Age
- 7.2 days
- Distance
- 377,800 km
- Apparent size
- 31.6′
- Constellation
- Scorpius
- Lunation number
- 800
Events on this date
-
First Quarter
Half of the disc is lit. The Moon is high at sunset and sets around midnight.
Exact values
For Aug 31, 12:00 PM, midday on this date.
| Elongation from the Sun | 83.75° |
|---|---|
| Phase angle | 96.09° |
| Illuminated fraction | 44.69% |
| Altitude / azimuth | -24.9° / 102.7° |
| Right ascension / declination | 15h 53m / -24.85° |
| Ecliptic longitude / latitude | 241.47° / -4.49° |
| Libration in longitude / latitude | -5.47° / 6.11° |
| Sub-solar longitude / latitude | 89.91° / 0.70° |
| Position angle of the axis | 11.0° |
| Position angle of the bright limb | 282.3° |
| Apparent magnitude | -9.9 |
Directions are good to about a hundredth of a degree and the distance to about 50 km; more digits would not mean anything.