The Moon on this date
Moon on Sunday, September 20, 1981
Last Quarter
51.9% illuminated · waning
Shown at midday from Columbus, US.
Rise, set and path
Times for Columbus, US
- Moonrise
- –
- Highest
- 70°
- Moonset
- NW
60°30°
Horizon
2:33 PM
70°
Key figures
- Illuminated
- 51.9%
- Age
- 22.1 days
- Distance
- 371,200 km
- Apparent size
- 32.2′
- Constellation
- Taurus
- Lunation number
- 726
Events on this date
-
Last Quarter
Half of the disc is lit. The Moon rises around midnight and is up through the morning.
Exact values
For Sep 20, 12:00 PM, midday on this date.
| Elongation from the Sun | 267.93° |
|---|---|
| Phase angle | 87.79° |
| Illuminated fraction | 51.92% |
| Altitude / azimuth | 26.3° / 274.8° |
| Right ascension / declination | 5h 41m / 20.47° |
| Ecliptic longitude / latitude | 85.53° / -2.89° |
| Libration in longitude / latitude | 3.18° / 4.21° |
| Sub-solar longitude / latitude | -83.97° / 1.32° |
| Position angle of the axis | 359.1° |
| Position angle of the bright limb | 88.0° |
| Apparent magnitude | -10.3 |
Directions are good to about a hundredth of a degree and the distance to about 50 km; more digits would not mean anything.