The Moon on this date
Moon on Sunday, September 17, 1961
First Quarter
48.1% illuminated · waxing
Shown at midday from Columbus, US.
Rise, set and path
Times for Columbus, US
- Moonrise
- SE
- Highest
- 30°
- Moonset
- –
60°30°
Horizon
2:25 PM
30°
Key figures
- Illuminated
- 48.1%
- Age
- 7.5 days
- Distance
- 378,400 km
- Apparent size
- 31.6′
- Constellation
- Ophiuchus
- Lunation number
- 479
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 17, 12:00 PM, midday on this date.
| Elongation from the Sun | 87.69° |
|---|---|
| Phase angle | 92.16° |
| Illuminated fraction | 48.12% |
| Altitude / azimuth | -26.1° / 93.2° |
| Right ascension / declination | 17h 27m / -18.48° |
| Ecliptic longitude / latitude | 262.21° / 4.74° |
| Libration in longitude / latitude | -5.60° / -5.64° |
| Sub-solar longitude / latitude | 85.76° / 0.71° |
| Position angle of the axis | 2.3° |
| Position angle of the bright limb | 272.8° |
| Apparent magnitude | -10.1 |
Directions are good to about a hundredth of a degree and the distance to about 50 km; more digits would not mean anything.