The Moon on this date
Moon on Saturday, December 10, 1977
New Moon
0.2% illuminated · waning
Shown at midday from Columbus, US.
Rise, set and path
Times for Columbus, US
- Moonrise
- SE
- Highest
- 31°
- Moonset
- SW
60°30°
Horizon
7:18 AM
5:33 PM
31°
Key figures
- Illuminated
- 0.2%
- Age
- 29.4 days
- Distance
- 356,800 km
- Apparent size
- 33.5′
- Constellation
- Ophiuchus
- Lunation number
- 679
Events on this date
-
Moon, Neptune, and Venus gathered
All within 7.9° of each other in the sky.
-
Moon and Neptune close together
They pass 3.1° apart in the sky.
-
New Moon
The Moon passes between Earth and the Sun and cannot be seen. These are the darkest nights of the month.
-
Perigee
The Moon's closest point to Earth on this orbit: 356,700 km.
Exact values
For Dec 10, 12:00 PM, midday on this date.
| Elongation from the Sun | 359.67° |
|---|---|
| Phase angle | 175.39° |
| Illuminated fraction | 0.16% |
| Altitude / azimuth | 30.5° / 173.0° |
| Right ascension / declination | 17h 10m / -18.35° |
| Ecliptic longitude / latitude | 258.21° / 4.58° |
| Libration in longitude / latitude | -0.51° / -5.10° |
| Sub-solar longitude / latitude | 179.69° / 1.37° |
| Position angle of the axis | 5.5° |
| Position angle of the bright limb | 182.3° |
| Apparent magnitude | -4.6 |
Directions are good to about a hundredth of a degree and the distance to about 50 km; more digits would not mean anything.