The Moon on this date
Moon on Monday, January 21, 2002
First Quarter
49.8% illuminated · waxing
Shown at midday from Columbus, US.
Rise, set and path
Times for Columbus, US
- Moonrise
- E
- Highest
- 59°
- Moonset
- W
60°30°
Horizon
12:04 PM
12:29 AM
59°
Key figures
- Illuminated
- 49.8%
- Age
- 8.1 days
- Distance
- 398,900 km
- Apparent size
- 29.9′
- Constellation
- Pisces
- Lunation number
- 978
Events on this date
-
First Quarter
Half of the disc is lit. The Moon is high at sunset and sets around midnight.
Exact values
For Jan 21, 12:00 PM, midday on this date.
| Elongation from the Sun | 89.63° |
|---|---|
| Phase angle | 90.21° |
| Illuminated fraction | 49.82% |
| Altitude / azimuth | -1.0° / 79.1° |
| Right ascension / declination | 2h 02m / 7.84° |
| Ecliptic longitude / latitude | 31.12° / -4.28° |
| Libration in longitude / latitude | -4.89° / 6.36° |
| Sub-solar longitude / latitude | 84.76° / -0.89° |
| Position angle of the axis | 340.9° |
| Position angle of the bright limb | 250.0° |
| 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.