The Moon on this date
Moon on Saturday, August 21, 1999
Waxing Gibbous
73.8% illuminated · waxing
Shown at midday from Columbus, US.
Rise, set and path
Times for Columbus, US
- Moonrise
- SE
- Highest
- 29°
- Moonset
- SW
60°30°
Horizon
4:38 PM
1:51 AM
29°
Key figures
- Illuminated
- 73.8%
- Age
- 10.2 days
- Distance
- 402,500 km
- Apparent size
- 29.7′
- Constellation
- Sagittarius
- Lunation number
- 948
Events on this date
No Moon or planet events on this date.
Exact values
For Aug 21, 12:00 PM, midday on this date.
| Elongation from the Sun | 118.34° |
|---|---|
| Phase angle | 61.59° |
| Illuminated fraction | 73.79% |
| Altitude / azimuth | -50.3° / 71.3° |
| Right ascension / declination | 17h 45m / -19.57° |
| Ecliptic longitude / latitude | 266.51° / 3.82° |
| Libration in longitude / latitude | -1.01° / -4.59° |
| Sub-solar longitude / latitude | 59.97° / 0.41° |
| Position angle of the axis | 0.2° |
| Position angle of the bright limb | 273.2° |
| Apparent magnitude | -10.9 |
Directions are good to about a hundredth of a degree and the distance to about 50 km; more digits would not mean anything.