The Moon on this date
Moon on Saturday, February 17, 1990
Last Quarter
50.8% illuminated · waning
Shown at midday from Columbus, US.
Rise, set and path
Times for Columbus, US
- Moonrise
- SE
- Highest
- 25°
- Moonset
- SW
60°30°
Horizon
1:25 AM
10:46 AM
25°
Key figures
- Illuminated
- 50.8%
- Age
- 21.9 days
- Distance
- 403,600 km
- Apparent size
- 29.6′
- Constellation
- Libra
- Lunation number
- 830
Events on this date
-
Mars and Neptune close together
They pass 1.5° apart in the sky.
-
Mars, Neptune, and Saturn gathered
All within 7.3° of each other in the sky.
-
Mars, Neptune, and Uranus gathered
All within 5.5° of each other in the sky.
-
Last Quarter
Half of the disc is lit. The Moon rises around midnight and is up through the morning.
Exact values
For Feb 17, 12:00 PM, midday on this date.
| Elongation from the Sun | 269.18° |
|---|---|
| Phase angle | 89.03° |
| Illuminated fraction | 50.85% |
| Altitude / azimuth | -12.3° / 247.7° |
| Right ascension / declination | 15h 38m / -24.74° |
| Ecliptic longitude / latitude | 237.96° / -5.17° |
| Libration in longitude / latitude | -2.74° / 7.41° |
| Sub-solar longitude / latitude | -91.26° / 0.35° |
| Position angle of the axis | 14.0° |
| Position angle of the bright limb | 103.8° |
| Apparent magnitude | -10.1 |
Directions are good to about a hundredth of a degree and the distance to about 50 km; more digits would not mean anything.