The Moon on this date
Moon on Tuesday, May 17, 1988
Waxing Crescent
3.7% illuminated · waxing
Shown at midday from Columbus, US.
Rise, set and path
Times for Columbus, US
- Moonrise
- NE
- Highest
- 78°
- Moonset
- NW
60°30°
Horizon
7:03 AM
11:10 PM
78°
Key figures
- Illuminated
- 3.7%
- Age
- 1.7 days
- Distance
- 386,400 km
- Apparent size
- 30.9′
- Constellation
- Taurus
- Lunation number
- 809
Events on this date
-
Moon and Mercury close together
They pass 2.7° apart in the sky.
Exact values
For May 17, 12:00 PM, midday on this date.
| Elongation from the Sun | 21.64° |
|---|---|
| Phase angle | 157.75° |
| Illuminated fraction | 3.72% |
| Altitude / azimuth | 51.0° / 94.1° |
| Right ascension / declination | 5h 08m / 27.98° |
| Ecliptic longitude / latitude | 78.60° / 5.04° |
| Libration in longitude / latitude | 5.53° / -6.26° |
| Sub-solar longitude / latitude | 163.33° / 1.43° |
| Position angle of the axis | 355.1° |
| Position angle of the bright limb | 253.7° |
| Apparent magnitude | -6.1 |
Directions are good to about a hundredth of a degree and the distance to about 50 km; more digits would not mean anything.