The Moon on this date
Moon on Saturday, December 17, 1977
First Quarter
52.9% illuminated · waxing
Shown at midday from Columbus, US.
Rise, set and path
Times for Columbus, US
- Moonrise
- E
- Highest
- 51°
- Moonset
- W
60°30°
Horizon
12:40 PM
12:13 AM
51°
Key figures
- Illuminated
- 52.9%
- Age
- 7.0 days
- Distance
- 386,700 km
- Apparent size
- 30.9′
- Constellation
- Pisces
- Lunation number
- 680
Events on this date
-
First Quarter
Half of the disc is lit. The Moon is high at sunset and sets around midnight.
Exact values
For Dec 17, 12:00 PM, midday on this date.
| Elongation from the Sun | 93.17° |
|---|---|
| Phase angle | 86.68° |
| Illuminated fraction | 52.89% |
| Altitude / azimuth | -7.8° / 82.9° |
| Right ascension / declination | 23h 54m / 0.62° |
| Ecliptic longitude / latitude | 358.83° / 1.18° |
| Libration in longitude / latitude | 8.19° / -0.63° |
| Sub-solar longitude / latitude | 94.43° / 1.48° |
| Position angle of the axis | 335.1° |
| Position angle of the bright limb | 246.6° |
| Apparent magnitude | -10.3 |
Directions are good to about a hundredth of a degree and the distance to about 50 km; more digits would not mean anything.