The Moon on this date
Moon on Saturday, May 18, 1991
Waxing Crescent
26.5% illuminated · waxing
Shown at midday from Columbus, US.
Rise, set and path
Times for Columbus, US
- Moonrise
- NE
- Highest
- 68°
- Moonset
- NW
60°30°
Horizon
10:40 AM
12:42 AM
68°
Key figures
- Illuminated
- 26.5%
- Age
- 4.5 days
- Distance
- 367,000 km
- Apparent size
- 32.5′
- Constellation
- Cancer
- Lunation number
- 846
Events on this date
-
Moon and Mars close together
They pass 2.0° apart in the sky.
Exact values
For May 18, 12:00 PM, midday on this date.
| Elongation from the Sun | 61.88° |
|---|---|
| Phase angle | 117.99° |
| Illuminated fraction | 26.53% |
| Altitude / azimuth | 12.8° / 75.8° |
| Right ascension / declination | 8h 04m / 19.56° |
| Ecliptic longitude / latitude | 119.10° / -0.79° |
| Libration in longitude / latitude | 5.05° / 1.44° |
| Sub-solar longitude / latitude | 122.21° / 1.24° |
| Position angle of the axis | 10.6° |
| Position angle of the bright limb | 282.8° |
| Apparent magnitude | -9.0 |
Directions are good to about a hundredth of a degree and the distance to about 50 km; more digits would not mean anything.