The Moon on this date
Moon on Thursday, May 18, 1978
Waxing Gibbous
81.5% illuminated · waxing
Shown at midday from Columbus, US.
Rise, set and path
Times for Columbus, US
- Moonrise
- E
- Highest
- 45°
- Moonset
- W
60°30°
Horizon
4:31 PM
3:52 AM
45°
Key figures
- Illuminated
- 81.5%
- Age
- 11.5 days
- Distance
- 382,100 km
- Apparent size
- 31.3′
- Constellation
- Virgo
- Lunation number
- 685
Events on this date
No Moon or planet events on this date.
Exact values
For May 18, 12:00 PM, midday on this date.
| Elongation from the Sun | 128.99° |
|---|---|
| Phase angle | 50.90° |
| Illuminated fraction | 81.54% |
| Altitude / azimuth | -45.5° / 40.1° |
| Right ascension / declination | 12h 24m / -2.38° |
| Ecliptic longitude / latitude | 186.35° / 0.15° |
| Libration in longitude / latitude | -6.48° / 0.18° |
| Sub-solar longitude / latitude | 43.86° / -1.22° |
| Position angle of the axis | 24.8° |
| Position angle of the bright limb | 293.1° |
| Apparent magnitude | -11.4 |
Directions are good to about a hundredth of a degree and the distance to about 50 km; more digits would not mean anything.