The Moon on this date
Moon on Wednesday, May 21, 2155
Waning Gibbous
72.2% illuminated · waning
Shown at midday from Columbus, US.
Rise, set and path
Times for Columbus, US
- Moonrise
- SE
- Highest
- 25°
- Moonset
- SW
60°30°
Horizon
1:13 AM
10:35 AM
25°
Key figures
- Illuminated
- 72.2%
- Age
- 20.0 days
- Distance
- 366,700 km
- Apparent size
- 32.6′
- Constellation
- Capricornus
- Lunation number
- 2874
Events on this date
-
Mercury at greatest elongation
26° from the Sun in the morning sky, its best showing before sunrise.
Exact values
For May 21, 12:00 PM, midday on this date.
| Elongation from the Sun | 243.65° |
|---|---|
| Phase angle | 63.60° |
| Illuminated fraction | 72.23% |
| Altitude / azimuth | -14.1° / 250.9° |
| Right ascension / declination | 20h 30m / -23.35° |
| Ecliptic longitude / latitude | 304.09° / -4.25° |
| Libration in longitude / latitude | 2.68° / 5.90° |
| Sub-solar longitude / latitude | -60.05° / 1.34° |
| Position angle of the axis | 347.1° |
| Position angle of the bright limb | 78.6° |
| Apparent magnitude | -11.1 |
Directions are good to about a hundredth of a degree and the distance to about 50 km; more digits would not mean anything.