The Moon on this date
Moon on Monday, January 31, 1955
First Quarter
55.8% illuminated · waxing
Shown at midday from Columbus, US.
Rise, set and path
Times for Columbus, US
- Moonrise
- NE
- Highest
- 71°
- Moonset
- NW
60°30°
Horizon
11:33 AM
1:30 AM
71°
Key figures
- Illuminated
- 55.8%
- Age
- 7.7 days
- Distance
- 370,100 km
- Apparent size
- 32.3′
- Constellation
- Aries
- Lunation number
- 397
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 Jan 31, 12:00 PM, midday on this date.
| Elongation from the Sun | 96.50° |
|---|---|
| Phase angle | 83.37° |
| Illuminated fraction | 55.77% |
| Altitude / azimuth | 3.9° / 66.7° |
| Right ascension / declination | 2h 56m / 20.75° |
| Ecliptic longitude / latitude | 47.57° / 3.84° |
| Libration in longitude / latitude | -0.97° / -4.09° |
| Sub-solar longitude / latitude | 81.77° / 0.90° |
| Position angle of the axis | 342.5° |
| Position angle of the bright limb | 253.9° |
| Apparent magnitude | -10.5 |
Directions are good to about a hundredth of a degree and the distance to about 50 km; more digits would not mean anything.