The Moon on this date
Moon on Sunday, May 17, 1981
Waxing Gibbous
98.2% illuminated · waxing
Shown at midday from Columbus, US.
Rise, set and path
Times for Columbus, US
- Moonrise
- E
- Highest
- 41°
- Moonset
- W
60°30°
Horizon
7:29 PM
5:51 AM
41°
Key figures
- Illuminated
- 98.2%
- Age
- 13.5 days
- Distance
- 406,400 km
- Apparent size
- 29.4′
- Constellation
- Libra
- Lunation number
- 722
Events on this date
-
Apogee
The Moon's farthest point from Earth on this orbit: 406,400 km.
Exact values
For May 17, 12:00 PM, midday on this date.
| Elongation from the Sun | 165.41° |
|---|---|
| Phase angle | 15.36° |
| Illuminated fraction | 98.21% |
| Altitude / azimuth | -59.9° / 342.4° |
| Right ascension / declination | 14h 45m / -10.71° |
| Ecliptic longitude / latitude | 222.06° / 4.98° |
| Libration in longitude / latitude | 0.59° / -6.11° |
| Sub-solar longitude / latitude | 15.10° / -1.48° |
| Position angle of the axis | 17.3° |
| Position angle of the bright limb | 304.4° |
| Apparent magnitude | -12.2 |
Directions are good to about a hundredth of a degree and the distance to about 50 km; more digits would not mean anything.