The Moon on this date
Moon on Tuesday, May 4, 2173
Last Quarter
51.0% illuminated · waning
Shown at midday from Columbus, US.
Rise, set and path
Times for Columbus, US
- Moonrise
- SE
- Highest
- 27°
- Moonset
- SW
60°30°
Horizon
2:52 AM
12:35 PM
27°
Key figures
- Illuminated
- 51.0%
- Age
- 22.3 days
- Distance
- 370,300 km
- Apparent size
- 32.3′
- Constellation
- Capricornus
- Lunation number
- 3096
Events on this date
-
Last Quarter
Half of the disc is lit. The Moon rises around midnight and is up through the morning.
-
Mercury at greatest elongation
21° from the Sun in the evening sky, its best showing after sunset.
Exact values
For May 4, 12:00 PM, midday on this date.
| Elongation from the Sun | 268.97° |
|---|---|
| Phase angle | 88.83° |
| Illuminated fraction | 51.02% |
| Altitude / azimuth | 4.9° / 236.3° |
| Right ascension / declination | 21h 10m / -21.05° |
| Ecliptic longitude / latitude | 313.60° / -4.52° |
| Libration in longitude / latitude | 1.40° / 6.31° |
| Sub-solar longitude / latitude | -86.67° / 0.83° |
| Position angle of the axis | 343.9° |
| Position angle of the bright limb | 73.3° |
| Apparent magnitude | -10.2 |
Directions are good to about a hundredth of a degree and the distance to about 50 km; more digits would not mean anything.