The Moon on this date
Moon on Thursday, May 17, 1990
Last Quarter
51.8% illuminated · waning
Shown at midday from Columbus, US.
Rise, set and path
Times for Columbus, US
- Moonrise
- E
- Highest
- 36°
- Moonset
- W
60°30°
Horizon
2:08 AM
12:57 PM
36°
Key figures
- Illuminated
- 51.8%
- Age
- 22.5 days
- Distance
- 384,700 km
- Apparent size
- 31.0′
- Constellation
- Capricornus
- Lunation number
- 833
Events on this date
-
Last Quarter
Half of the disc is lit. The Moon rises around midnight and is up through the morning.
Exact values
For May 17, 12:00 PM, midday on this date.
| Elongation from the Sun | 268.11° |
|---|---|
| Phase angle | 87.96° |
| Illuminated fraction | 51.78% |
| Altitude / azimuth | 9.2° / 244.7° |
| Right ascension / declination | 21h 46m / -12.14° |
| Ecliptic longitude / latitude | 324.60° / 1.26° |
| Libration in longitude / latitude | -8.62° / -1.15° |
| Sub-solar longitude / latitude | -95.71° / 1.48° |
| Position angle of the axis | 342.3° |
| Position angle of the bright limb | 70.8° |
| 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.