The Moon on this date
Moon on Monday, January 28, 1991
Waxing Gibbous
96.6% 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
4:05 PM
6:29 AM
71°
Key figures
- Illuminated
- 96.6%
- Age
- 12.7 days
- Distance
- 362,100 km
- Apparent size
- 33.0′
- Constellation
- Gemini
- Lunation number
- 842
Events on this date
-
Perigee
The Moon's closest point to Earth on this orbit: 362,000 km.
-
Jupiter at opposition
Opposite the Sun in the sky: up all night and at its brightest for the year.
Exact values
For Jan 28, 12:00 PM, midday on this date.
| Elongation from the Sun | 158.76° |
|---|---|
| Phase angle | 21.21° |
| Illuminated fraction | 96.61% |
| Altitude / azimuth | -26.3° / 11.1° |
| Right ascension / declination | 7h 14m / 23.36° |
| Ecliptic longitude / latitude | 107.04° / 1.01° |
| Libration in longitude / latitude | 1.26° / -0.41° |
| Sub-solar longitude / latitude | 22.17° / 0.29° |
| Position angle of the axis | 5.9° |
| Position angle of the bright limb | 277.7° |
| Apparent magnitude | -12.3 |
Directions are good to about a hundredth of a degree and the distance to about 50 km; more digits would not mean anything.