The Moon on this date
Moon on Tuesday, January 23, 1917
New Moon
0.3% illuminated · waxing
Shown at midday from Columbus, US.
Rise, set and path
Times for Columbus, US
- Moonrise
- SE
- Highest
- 33°
- Moonset
- W
60°30°
Horizon
7:56 AM
6:26 PM
33°
Key figures
- Illuminated
- 0.3%
- Age
- 0.4 days
- Distance
- 356,900 km
- Apparent size
- 33.5′
- Constellation
- Capricornus
- Lunation number
- -73
Events on this date
-
Partial solar eclipse
The Moon covers part of the Sun. Not visible from Columbus.
-
New Moon
The Moon passes between Earth and the Sun and cannot be seen. These are the darkest nights of the month.
-
Perigee
The Moon's closest point to Earth on this orbit: 356,800 km.
-
Moon and Mars close together
They pass 3.0° apart in the sky.
-
Neptune at opposition
Opposite the Sun in the sky: up all night and at its brightest for the year.
Exact values
For Jan 23, 12:00 PM, midday on this date.
| Elongation from the Sun | 5.53° |
|---|---|
| Phase angle | 174.20° |
| Illuminated fraction | 0.26% |
| Altitude / azimuth | 30.8° / 161.7° |
| Right ascension / declination | 20h 43m / -16.45° |
| Ecliptic longitude / latitude | 308.69° / 1.71° |
| Libration in longitude / latitude | 0.17° / -1.33° |
| Sub-solar longitude / latitude | 174.64° / 0.36° |
| Position angle of the axis | 346.3° |
| Position angle of the bright limb | 246.4° |
| Apparent magnitude | -4.7 |
Directions are good to about a hundredth of a degree and the distance to about 50 km; more digits would not mean anything.