The Moon on this date
Moon on Tuesday, February 17, 1981
Waxing Gibbous
98.3% illuminated · waxing
Shown at midday from Columbus, US.
Rise, set and path
Times for Columbus, US
- Moonrise
- E
- Highest
- –
- Moonset
- NW
60°30°
Horizon
5:02 PM
6:37 AM
Key figures
- Illuminated
- 98.3%
- Age
- 12.8 days
- Distance
- 386,700 km
- Apparent size
- 30.9′
- Constellation
- Cancer
- Lunation number
- 719
Events on this date
-
Mercury at inferior conjunction
Passes between Earth and the Sun and is lost in its glare.
Exact values
For Feb 17, 12:00 PM, midday on this date.
| Elongation from the Sun | 165.17° |
|---|---|
| Phase angle | 14.79° |
| Illuminated fraction | 98.34% |
| Altitude / azimuth | -33.5° / 3.3° |
| Right ascension / declination | 9h 07m / 16.87° |
| Ecliptic longitude / latitude | 134.13° / 0.30° |
| Libration in longitude / latitude | 5.04° / 0.29° |
| Sub-solar longitude / latitude | 19.55° / -0.54° |
| Position angle of the axis | 18.4° |
| Position angle of the bright limb | 285.1° |
| Apparent magnitude | -12.3 |
Directions are good to about a hundredth of a degree and the distance to about 50 km; more digits would not mean anything.