The Moon on this date
Moon on Sunday, September 6, 1981
First Quarter
51.1% illuminated · waxing
Shown at midday from Columbus, US.
Rise, set and path
Times for Columbus, US
- Moonrise
- SE
- Highest
- 30°
- Moonset
- SW
60°30°
Horizon
2:39 PM
12:00 AM
30°
Key figures
- Illuminated
- 51.1%
- Age
- 8.1 days
- Distance
- 403,200 km
- Apparent size
- 29.6′
- Constellation
- Ophiuchus
- Lunation number
- 726
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 Sep 6, 12:00 PM, midday on this date.
| Elongation from the Sun | 91.17° |
|---|---|
| Phase angle | 88.68° |
| Illuminated fraction | 51.15% |
| Altitude / azimuth | -28.8° / 91.6° |
| Right ascension / declination | 16h 57m / -18.93° |
| Ecliptic longitude / latitude | 255.13° / 3.70° |
| Libration in longitude / latitude | -1.34° / -4.40° |
| Sub-solar longitude / latitude | 86.56° / 1.08° |
| Position angle of the axis | 4.8° |
| Position angle of the bright limb | 276.0° |
| Apparent magnitude | -10.0 |
Directions are good to about a hundredth of a degree and the distance to about 50 km; more digits would not mean anything.