The Moon on this date
Moon on Thursday, May 20, 2179
Full Moon
99.8% illuminated · waxing
Shown at midday from Columbus, US.
Rise, set and path
Times for Columbus, US
- Moonrise
- SE
- Highest
- 30°
- Moonset
- SW
60°30°
Horizon
8:48 PM
5:41 AM
30°
Key figures
- Illuminated
- 99.8%
- Age
- 13.8 days
- Distance
- 366,700 km
- Apparent size
- 32.6′
- Constellation
- Libra
- Lunation number
- 3171
Events on this date
-
Full Moon
The whole disc is lit. The Moon rises around sunset and stays up all night.
-
Penumbral lunar eclipse
The Moon passes through Earth's faint outer shadow and dims slightly. It starts at 6:37 PM, is deepest at 8:02 PM and ends at 9:26 PM. Partly visible from Columbus: the Moon is below the horizon for some of it.
Exact values
For May 20, 12:00 PM, midday on this date.
| Elongation from the Sun | 175.61° |
|---|---|
| Phase angle | 4.71° |
| Illuminated fraction | 99.83% |
| Altitude / azimuth | -66.0° / 317.5° |
| Right ascension / declination | 15h 30m / -20.76° |
| Ecliptic longitude / latitude | 235.29° / -1.75° |
| Libration in longitude / latitude | 3.48° / 2.63° |
| Sub-solar longitude / latitude | 7.93° / 0.40° |
| Position angle of the axis | 15.5° |
| Position angle of the bright limb | 259.0° |
| Apparent magnitude | -12.7 |
Directions are good to about a hundredth of a degree and the distance to about 50 km; more digits would not mean anything.