The Moon on this date
Moon on Tuesday, July 21, 1987
Waning Crescent
15.4% illuminated · waning
Shown at midday from Columbus, US.
Rise, set and path
Times for Columbus, US
- Moonrise
- NE
- Highest
- 77°
- Moonset
- NW
60°30°
Horizon
2:21 AM
6:12 PM
77°
Key figures
- Illuminated
- 15.4%
- Age
- 25.4 days
- Distance
- 401,600 km
- Apparent size
- 29.7′
- Constellation
- Taurus
- Lunation number
- 798
Events on this date
No Moon or planet events on this date.
Exact values
For Jul 21, 12:00 PM, midday on this date.
| Elongation from the Sun | 314.02° |
|---|---|
| Phase angle | 133.73° |
| Illuminated fraction | 15.44% |
| Altitude / azimuth | 64.7° / 246.3° |
| Right ascension / declination | 4h 41m / 26.90° |
| Ecliptic longitude / latitude | 72.39° / 4.66° |
| Libration in longitude / latitude | 4.56° / -5.91° |
| Sub-solar longitude / latitude | -128.96° / 1.43° |
| Position angle of the axis | 352.7° |
| Position angle of the bright limb | 86.4° |
| Apparent magnitude | -7.8 |
Directions are good to about a hundredth of a degree and the distance to about 50 km; more digits would not mean anything.