The Moon on this date
Moon on Tuesday, September 20, 1977
First Quarter
54.7% illuminated · waxing
Shown at midday from Columbus, US.
Rise, set and path
Times for Columbus, US
- Moonrise
- SE
- Highest
- 31°
- Moonset
- SW
60°30°
Horizon
2:58 PM
12:13 AM
31°
Key figures
- Illuminated
- 54.7%
- Age
- 7.3 days
- Distance
- 370,600 km
- Apparent size
- 32.2′
- Constellation
- Sagittarius
- Lunation number
- 677
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 Sep 20, 12:00 PM, midday on this date.
| Elongation from the Sun | 95.33° |
|---|---|
| Phase angle | 84.55° |
| Illuminated fraction | 54.75% |
| Altitude / azimuth | -32.3° / 87.8° |
| Right ascension / declination | 18h 12m / -18.27° |
| Ecliptic longitude / latitude | 272.91° / 5.14° |
| Libration in longitude / latitude | 2.57° / -6.11° |
| Sub-solar longitude / latitude | 86.46° / -0.49° |
| Position angle of the axis | 358.8° |
| Position angle of the bright limb | 269.0° |
| Apparent magnitude | -10.4 |
Directions are good to about a hundredth of a degree and the distance to about 50 km; more digits would not mean anything.