The Moon on this date
Moon on Friday, May 17, 1991
Waxing Crescent
16.8% illuminated · waxing
Shown at midday from Columbus, US.
Rise, set and path
Times for Columbus, US
- Moonrise
- NE
- Highest
- 72°
- Moonset
- –
60°30°
Horizon
9:25 AM
72°
Key figures
- Illuminated
- 16.8%
- Age
- 3.5 days
- Distance
- 363,600 km
- Apparent size
- 32.9′
- Constellation
- Gemini
- Lunation number
- 846
Events on this date
-
Moon and Venus close together
They pass 1.6° apart in the sky.
Exact values
For May 17, 12:00 PM, midday on this date.
| Elongation from the Sun | 48.35° |
|---|---|
| Phase angle | 131.55° |
| Illuminated fraction | 16.84% |
| Altitude / azimuth | 25.6° / 81.1° |
| Right ascension / declination | 7h 04m / 23.14° |
| Ecliptic longitude / latitude | 104.61° / 0.50° |
| Libration in longitude / latitude | 3.69° / -0.25° |
| Sub-solar longitude / latitude | 134.44° / 1.25° |
| Position angle of the axis | 5.1° |
| Position angle of the bright limb | 276.5° |
| Apparent magnitude | -8.2 |
Directions are good to about a hundredth of a degree and the distance to about 50 km; more digits would not mean anything.