The Moon on this date
Moon on Monday, August 21, 2017
New Moon
0.0% illuminated · waning
Shown at midday from Columbus, US.
Rise, set and path
Times for Columbus, US
- Moonrise
- E
- Highest
- 62°
- Moonset
- W
60°30°
Horizon
6:32 AM
8:26 PM
62°
Key figures
- Illuminated
- 0.0%
- Age
- 29.3 days
- Distance
- 371,700 km
- Apparent size
- 32.1′
- Constellation
- Leo
- Lunation number
- 1170
Events on this date
-
Total solar eclipse
The Moon covers the Sun completely along a narrow track across Earth. From Columbus, 87% of the Sun is covered at 2:30 PM.
-
New Moon
The Moon passes between Earth and the Sun and cannot be seen. These are the darkest nights of the month.
Exact values
For Aug 21, 12:00 PM, midday on this date.
| Elongation from the Sun | 358.63° |
|---|---|
| Phase angle | 178.59° |
| Illuminated fraction | 0.02% |
| Altitude / azimuth | 55.7° / 137.7° |
| Right ascension / declination | 9h 59m / 12.64° |
| Ecliptic longitude / latitude | 147.42° / 0.29° |
| Libration in longitude / latitude | 5.00° / -0.10° |
| Sub-solar longitude / latitude | -174.07° / 0.16° |
| Position angle of the axis | 21.7° |
| Position angle of the bright limb | 107.6° |
| Apparent magnitude | -4.1 |
Directions are good to about a hundredth of a degree and the distance to about 50 km; more digits would not mean anything.