Libra
The scales. Genitive Librae, abbreviated Lib. Introduced by Ptolemy.
Area
538.04 sq°
29 of 88 by size
Brightest star
β Librae
magnitude 2.61
Best seen
May
on the meridian at midnight
Visible from
90°N to 90°S
some part above the horizon
Where it is
Principal stars
Every star to magnitude 4, brightest first.
| Star | Magnitude | HR |
|---|---|---|
| β Librae | 2.61 | 5685 |
| α2 Librae | 2.75 | 5531 |
| σ Librae | 3.29 | 5603 |
| υ Librae | 3.58 | 5794 |
| τ Librae | 3.66 | 5812 |
| γ Librae | 3.91 | 5787 |
Deep sky
No object in Libra carries a Messier number or a common name. It contains catalogued objects all the same, identified by number only.
My Sky
Rise, highest and set over your place, for any night: Libra
Further info
Sources
Principal stars: Bright Star Catalogue
Deep sky: NGC 2000.0
Area and borders: IAU constellation boundaries
