The Moon on this date
Moon on Friday, September 23, 1955
First Quarter
45.5% illuminated · waxing
Shown at midday from Columbus, US.
Rise, set and path
Times for Columbus, US
- Moonrise
- SE
- Highest
- 26°
- Moonset
- –
60°30°
Horizon
2:30 PM
26°
Key figures
- Illuminated
- 45.5%
- Age
- 7.4 days
- Distance
- 404,100 km
- Apparent size
- 29.6′
- Constellation
- Ophiuchus
- Lunation number
- 405
Events on this date
-
Apogee
The Moon's farthest point from Earth on this orbit: 404,200 km.
-
September equinox
Day and night are nearly equal. Autumn begins in the northern hemisphere and spring in the southern.
-
First Quarter
Half of the disc is lit. The Moon is high at sunset and sets around midnight.
Exact values
For Sep 23, 12:00 PM, midday on this date.
| Elongation from the Sun | 84.73° |
|---|---|
| Phase angle | 95.12° |
| Illuminated fraction | 45.54% |
| Altitude / azimuth | -26.4° / 99.1° |
| Right ascension / declination | 17h 36m / -23.02° |
| Ecliptic longitude / latitude | 264.58° / 0.32° |
| Libration in longitude / latitude | 0.28° / 0.01° |
| Sub-solar longitude / latitude | 94.71° / -1.54° |
| Position angle of the axis | 3.6° |
| Position angle of the bright limb | 272.1° |
| Apparent magnitude | -9.8 |
Directions are good to about a hundredth of a degree and the distance to about 50 km; more digits would not mean anything.