The Moon on this date
Moon on Monday, September 23, 1957
New Moon
0.1% illuminated · waning
Shown at midday from Columbus, US.
Rise, set and path
Times for Columbus, US
- Moonrise
- E
- Highest
- 47°
- Moonset
- W
60°30°
Horizon
7:06 AM
7:12 PM
47°
Key figures
- Illuminated
- 0.1%
- Age
- 29.2 days
- Distance
- 357,900 km
- Apparent size
- 33.4′
- Constellation
- Virgo
- Lunation number
- 429
Events on this date
-
Perigee
The Moon's closest point to Earth on this orbit: 357,700 km.
-
September equinox
Day and night are nearly equal. Autumn begins in the northern hemisphere and spring in the southern.
-
Moon and Mars close together
They pass 4.3° apart in the sky.
-
New Moon
The Moon passes between Earth and the Sun and cannot be seen. These are the darkest nights of the month.
Exact values
For Sep 23, 12:00 PM, midday on this date.
| Elongation from the Sun | 358.03° |
|---|---|
| Phase angle | 175.97° |
| Illuminated fraction | 0.12% |
| Altitude / azimuth | 43.7° / 154.5° |
| Right ascension / declination | 11h 49m / -2.58° |
| Ecliptic longitude / latitude | 178.39° / -3.51° |
| Libration in longitude / latitude | 2.04° / 5.09° |
| Sub-solar longitude / latitude | -176.58° / -1.00° |
| Position angle of the axis | 24.6° |
| Position angle of the bright limb | 43.3° |
| Apparent magnitude | -4.5 |
Directions are good to about a hundredth of a degree and the distance to about 50 km; more digits would not mean anything.