The Moon on this date
Moon on Tuesday, December 18, 1990
Waxing Crescent
2.1% illuminated · waxing
Shown at midday from Columbus, US.
Rise, set and path
Times for Columbus, US
- Moonrise
- SE
- Highest
- 25°
- Moonset
- SW
60°30°
Horizon
9:05 AM
6:27 PM
25°
Key figures
- Illuminated
- 2.1%
- Age
- 1.5 days
- Distance
- 404,500 km
- Apparent size
- 29.5′
- Constellation
- Sagittarius
- Lunation number
- 841
Events on this date
-
Moon and Venus close together
They pass 1.0° apart in the sky.
-
Mercury and Uranus close together
They pass 0.6° apart in the sky.
-
Moon and Mercury close together
They pass 2.1° apart in the sky.
-
Moon and Uranus close together
They pass 1.4° apart in the sky.
-
Moon and Neptune close together
They pass 2.1° apart in the sky.
-
Mercury, Moon, Neptune, Uranus, and Venus gathered
All within 5.8° of each other in the sky.
-
Mercury and Venus close together
They pass 1.5° apart in the sky.
-
Mercury, Neptune, Uranus, and Venus gathered
All within 5.3° of each other in the sky.
Exact values
For Dec 18, 12:00 PM, midday on this date.
| Elongation from the Sun | 16.54° |
|---|---|
| Phase angle | 163.36° |
| Illuminated fraction | 2.09% |
| Altitude / azimuth | 20.9° / 155.2° |
| Right ascension / declination | 18h 57m / -24.16° |
| Ecliptic longitude / latitude | 283.06° / -1.36° |
| Libration in longitude / latitude | -2.45° / 2.64° |
| Sub-solar longitude / latitude | 160.69° / -0.87° |
| Position angle of the axis | 355.7° |
| Position angle of the bright limb | 271.4° |
| Apparent magnitude | -5.6 |
Directions are good to about a hundredth of a degree and the distance to about 50 km; more digits would not mean anything.