The Moon on this date
Moon on Sunday, May 21, 1978
Waxing Gibbous
98.8% illuminated · waxing
Shown at midday from Columbus, US.
Rise, set and path
Times for Columbus, US
- Moonrise
- E
- Highest
- 37°
- Moonset
- W
60°30°
Horizon
7:52 PM
5:43 AM
37°
Key figures
- Illuminated
- 98.8%
- Age
- 14.5 days
- Distance
- 366,200 km
- Apparent size
- 32.6′
- Constellation
- Libra
- Lunation number
- 685
Events on this date
-
Moon and Uranus close together
They pass 2.8° apart in the sky.
Exact values
For May 21, 12:00 PM, midday on this date.
| Elongation from the Sun | 167.83° |
|---|---|
| Phase angle | 12.63° |
| Illuminated fraction | 98.79% |
| Altitude / azimuth | -62.5° / 337.3° |
| Right ascension / declination | 15h 06m / -13.84° |
| Ecliptic longitude / latitude | 228.07° / 3.52° |
| Libration in longitude / latitude | -4.91° / -4.12° |
| Sub-solar longitude / latitude | 7.30° / -1.27° |
| Position angle of the axis | 17.0° |
| Position angle of the bright limb | 299.8° |
| Apparent magnitude | -12.5 |
Directions are good to about a hundredth of a degree and the distance to about 50 km; more digits would not mean anything.