The Moon on this date
Moon on Thursday, September 13, 1979
Last Quarter
46.0% illuminated · waning
Shown at midday from Columbus, US.
Rise, set and path
Times for Columbus, US
- Moonrise
- NE
- Highest
- 68°
- Moonset
- NW
60°30°
Horizon
12:17 AM
2:52 PM
68°
Key figures
- Illuminated
- 46.0%
- Age
- 22.0 days
- Distance
- 391,500 km
- Apparent size
- 30.5′
- Constellation
- Taurus
- Lunation number
- 701
Events on this date
-
Mercury behind the Sun
On the far side of the Sun and lost in its glare.
-
Last Quarter
Half of the disc is lit. The Moon rises around midnight and is up through the morning.
Exact values
For Sep 13, 12:00 PM, midday on this date.
| Elongation from the Sun | 274.77° |
|---|---|
| Phase angle | 94.60° |
| Illuminated fraction | 45.99% |
| Altitude / azimuth | 30.4° / 268.4° |
| Right ascension / declination | 5h 39m / 18.28° |
| Ecliptic longitude / latitude | 85.04° / -5.07° |
| Libration in longitude / latitude | 6.90° / 7.00° |
| Sub-solar longitude / latitude | -87.11° / 0.38° |
| Position angle of the axis | 358.1° |
| Position angle of the bright limb | 87.3° |
| 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.