The Moon on this date
Moon on Friday, December 7, 1979
Waning Gibbous
83.8% illuminated · waning
Shown at midday from Columbus, US.
Rise, set and path
Times for Columbus, US
- Moonrise
- E
- Highest
- 67°
- Moonset
- NW
60°30°
Horizon
9:06 PM
10:42 AM
67°
Key figures
- Illuminated
- 83.8%
- Age
- 18.0 days
- Distance
- 395,800 km
- Apparent size
- 30.2′
- Constellation
- Cancer
- Lunation number
- 704
Events on this date
-
Mercury at greatest elongation
21° from the Sun in the morning sky, its best showing before sunrise.
Exact values
For Dec 7, 12:00 PM, midday on this date.
| Elongation from the Sun | 227.52° |
|---|---|
| Phase angle | 47.45° |
| Illuminated fraction | 83.81% |
| Altitude / azimuth | -12.9° / 305.5° |
| Right ascension / declination | 8h 17m / 17.14° |
| Ecliptic longitude / latitude | 122.51° / -2.52° |
| Libration in longitude / latitude | 4.10° / 4.10° |
| Sub-solar longitude / latitude | -42.97° / 1.52° |
| Position angle of the axis | 14.1° |
| Position angle of the bright limb | 105.8° |
| Apparent magnitude | -11.4 |
Directions are good to about a hundredth of a degree and the distance to about 50 km; more digits would not mean anything.