The Moon on this date
Moon on Thursday, May 31, 1917
Waxing Gibbous
75.3% illuminated · waxing
Shown at midday from Columbus, US.
Rise, set and path
Times for Columbus, US
- Moonrise
- E
- Highest
- 39°
- Moonset
- W
60°30°
Horizon
3:04 PM
1:45 AM
39°
Key figures
- Illuminated
- 75.3%
- Age
- 10.7 days
- Distance
- 395,400 km
- Apparent size
- 30.2′
- Constellation
- Virgo
- Lunation number
- -69
Events on this date
-
Jupiter, Mars, and Mercury gathered
All within 4.0° of each other in the sky.
Exact values
For May 31, 12:00 PM, midday on this date.
| Elongation from the Sun | 120.47° |
|---|---|
| Phase angle | 59.54° |
| Illuminated fraction | 75.34% |
| Altitude / azimuth | -33.7° / 71.8° |
| Right ascension / declination | 12h 29m / -8.79° |
| Ecliptic longitude / latitude | 190.11° / -5.21° |
| Libration in longitude / latitude | -4.25° / 7.02° |
| Sub-solar longitude / latitude | 54.45° / 0.88° |
| Position angle of the axis | 23.3° |
| Position angle of the bright limb | 290.0° |
| Apparent magnitude | -11.0 |
Directions are good to about a hundredth of a degree and the distance to about 50 km; more digits would not mean anything.