The Moon on this date
Moon on Wednesday, May 31, 1961
Waning Gibbous
96.9% illuminated · waning
Shown at midday from Columbus, US.
Rise, set and path
Times for Columbus, US
- Moonrise
- SE
- Highest
- 31°
- Moonset
- SW
60°30°
Horizon
10:29 PM
7:37 AM
31°
Key figures
- Illuminated
- 96.9%
- Age
- 17.0 days
- Distance
- 366,500 km
- Apparent size
- 32.6′
- Constellation
- Sagittarius
- Lunation number
- 475
Events on this date
-
Mercury at greatest elongation
23° from the Sun in the evening sky, its best showing after sunset.
Exact values
For May 31, 12:00 PM, midday on this date.
| Elongation from the Sun | 199.85° |
|---|---|
| Phase angle | 20.26° |
| Illuminated fraction | 96.91% |
| Altitude / azimuth | -47.4° / 286.0° |
| Right ascension / declination | 17h 59m / -19.05° |
| Ecliptic longitude / latitude | 269.80° / 4.39° |
| Libration in longitude / latitude | -3.08° / -5.32° |
| Sub-solar longitude / latitude | -22.42° / -1.52° |
| Position angle of the axis | 359.6° |
| Position angle of the bright limb | 79.1° |
| 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.