The Moon on this date
Moon on Tuesday, August 21, 2091
First Quarter
49.3% illuminated · waxing
Shown at midday from Columbus, US.
Rise, set and path
Times for Columbus, US
- Moonrise
- E
- Highest
- 34°
- Moonset
- W
60°30°
Horizon
2:15 PM
12:07 AM
34°
Key figures
- Illuminated
- 49.3%
- Age
- 6.7 days
- Distance
- 371,100 km
- Apparent size
- 32.2′
- Constellation
- Libra
- Lunation number
- 2086
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 21, 12:00 PM, midday on this date.
| Elongation from the Sun | 89.06° |
|---|---|
| Phase angle | 90.80° |
| Illuminated fraction | 49.30% |
| Altitude / azimuth | -24.7° / 88.9° |
| Right ascension / declination | 15h 48m / -14.55° |
| Ecliptic longitude / latitude | 237.96° / 5.27° |
| Libration in longitude / latitude | 4.26° / -6.40° |
| Sub-solar longitude / latitude | 94.26° / -0.11° |
| Position angle of the axis | 12.4° |
| Position angle of the bright limb | 282.3° |
| Apparent magnitude | -10.1 |
Directions are good to about a hundredth of a degree and the distance to about 50 km; more digits would not mean anything.