The Moon on this date
Moon on Tuesday, October 18, 1988
First Quarter
51.5% illuminated · waxing
Shown at midday from Columbus, US.
Rise, set and path
Times for Columbus, US
- Moonrise
- SE
- Highest
- 26°
- Moonset
- –
60°30°
Horizon
3:17 PM
26°
Key figures
- Illuminated
- 51.5%
- Age
- 7.8 days
- Distance
- 375,100 km
- Apparent size
- 31.8′
- Constellation
- Sagittarius
- Lunation number
- 814
Events on this date
-
Saturn and Uranus close together
They pass 1.1° apart in the sky.
-
First Quarter
Half of the disc is lit. The Moon is high at sunset and sets around midnight.
Exact values
For Oct 18, 12:00 PM, midday on this date.
| Elongation from the Sun | 91.58° |
|---|---|
| Phase angle | 88.28° |
| Illuminated fraction | 51.50% |
| Altitude / azimuth | -34.9° / 94.5° |
| Right ascension / declination | 19h 00m / -24.41° |
| Ecliptic longitude / latitude | 297.08° / -3.74° |
| Libration in longitude / latitude | -4.95° / 5.37° |
| Sub-solar longitude / latitude | 82.65° / -1.03° |
| Position angle of the axis | 349.3° |
| Position angle of the bright limb | 258.1° |
| Apparent magnitude | -10.2 |
Directions are good to about a hundredth of a degree and the distance to about 50 km; more digits would not mean anything.