The Moon on this date
Moon on Wednesday, February 4, 1981
New Moon
0.1% illuminated · waning
Shown at midday from Columbus, US.
Rise, set and path
Times for Columbus, US
- Moonrise
- SE
- Highest
- 32°
- Moonset
- W
60°30°
Horizon
7:27 AM
5:50 PM
32°
Key figures
- Illuminated
- 0.1%
- Age
- 29.4 days
- Distance
- 376,800 km
- Apparent size
- 31.7′
- Constellation
- Capricornus
- Lunation number
- 718
Events on this date
-
Annular solar eclipse
The Moon passes in front of the Sun but is too far away to cover it, leaving a ring of light. Not visible from Columbus.
-
New Moon
The Moon passes between Earth and the Sun and cannot be seen. These are the darkest nights of the month.
Exact values
For Feb 4, 12:00 PM, midday on this date.
| Elongation from the Sun | 357.22° |
|---|---|
| Phase angle | 177.21° |
| Illuminated fraction | 0.06% |
| Altitude / azimuth | 31.6° / 170.0° |
| Right ascension / declination | 21h 02m / -17.09° |
| Ecliptic longitude / latitude | 313.04° / -0.20° |
| Libration in longitude / latitude | -5.18° / 1.04° |
| Sub-solar longitude / latitude | 177.74° / -0.11° |
| Position angle of the axis | 341.9° |
| Position angle of the bright limb | 54.3° |
| Apparent magnitude | -4.2 |
Directions are good to about a hundredth of a degree and the distance to about 50 km; more digits would not mean anything.