The Moon on this date
Moon on Thursday, May 31, 1990
First Quarter
53.4% illuminated · waxing
Shown at midday from Columbus, US.
Rise, set and path
Times for Columbus, US
- Moonrise
- E
- Highest
- 51°
- Moonset
- W
60°30°
Horizon
1:44 PM
1:54 AM
51°
Key figures
- Illuminated
- 53.4%
- Age
- 7.2 days
- Distance
- 392,100 km
- Apparent size
- 30.5′
- Constellation
- Leo
- Lunation number
- 834
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 May 31, 12:00 PM, midday on this date.
| Elongation from the Sun | 93.79° |
|---|---|
| Phase angle | 86.06° |
| Illuminated fraction | 53.43% |
| Altitude / azimuth | -18.9° / 68.3° |
| Right ascension / declination | 10h 56m / 3.73° |
| Ecliptic longitude / latitude | 163.74° / -2.89° |
| Libration in longitude / latitude | 7.68° / 4.11° |
| Sub-solar longitude / latitude | 93.00° / 1.35° |
| Position angle of the axis | 21.3° |
| Position angle of the bright limb | 292.3° |
| Apparent magnitude | -10.2 |
Directions are good to about a hundredth of a degree and the distance to about 50 km; more digits would not mean anything.