The Moon on this date
Moon on Tuesday, October 20, 1987
Waning Crescent
4.5% illuminated · waning
Shown at midday from Columbus, US.
Rise, set and path
Times for Columbus, US
- Moonrise
- E
- Highest
- 49°
- Moonset
- W
60°30°
Horizon
5:32 AM
5:47 PM
49°
Key figures
- Illuminated
- 4.5%
- Age
- 27.5 days
- Distance
- 392,600 km
- Apparent size
- 30.4′
- Constellation
- Virgo
- Lunation number
- 801
Events on this date
-
Mercury and Venus close together
They pass 3.2° apart in the sky.
-
Moon and Mars close together
They pass 1.5° apart in the sky.
Exact values
For Oct 20, 12:00 PM, midday on this date.
| Elongation from the Sun | 335.46° |
|---|---|
| Phase angle | 155.39° |
| Illuminated fraction | 4.54% |
| Altitude / azimuth | 48.5° / 185.4° |
| Right ascension / declination | 12h 08m / -0.86° |
| Ecliptic longitude / latitude | 182.18° / 0.01° |
| Libration in longitude / latitude | -4.11° / 0.57° |
| Sub-solar longitude / latitude | -159.71° / -0.65° |
| Position angle of the axis | 21.9° |
| Position angle of the bright limb | 112.2° |
| Apparent magnitude | -6.3 |
Directions are good to about a hundredth of a degree and the distance to about 50 km; more digits would not mean anything.