The Moon on this date
Moon on Thursday, May 12, 1983
New Moon
0.1% illuminated · waning
Shown at midday from Columbus, US.
Rise, set and path
Times for Columbus, US
- Moonrise
- E
- Highest
- 65°
- Moonset
- W
60°30°
Horizon
6:26 AM
8:38 PM
65°
Key figures
- Illuminated
- 0.1%
- Age
- 29.3 days
- Distance
- 375,500 km
- Apparent size
- 31.8′
- Constellation
- Aries
- Lunation number
- 746
Events on this date
-
Mercury at inferior conjunction
Passes between Earth and the Sun and is lost in its glare.
-
Moon and Mercury close together
They pass 2.6° apart in the sky.
-
New Moon
The Moon passes between Earth and the Sun and cannot be seen. These are the darkest nights of the month.
-
Mars, Mercury, and Moon gathered
All within 5.9° of each other in the sky.
Exact values
For May 12, 12:00 PM, midday on this date.
| Elongation from the Sun | 358.16° |
|---|---|
| Phase angle | 176.43° |
| Illuminated fraction | 0.10% |
| Altitude / azimuth | 58.2° / 137.9° |
| Right ascension / declination | 3h 12m / 14.68° |
| Ecliptic longitude / latitude | 49.53° / -3.05° |
| Libration in longitude / latitude | -4.64° / 4.49° |
| Sub-solar longitude / latitude | 176.97° / -0.91° |
| Position angle of the axis | 345.8° |
| Position angle of the bright limb | 10.1° |
| Apparent magnitude | -4.3 |
Directions are good to about a hundredth of a degree and the distance to about 50 km; more digits would not mean anything.