Grus
The crane. Genitive Gruis, abbreviated Gru. Introduced by Keyser & de Houtman.
Area
365.53 sq°
45 of 88 by size
Brightest star
α Gruis
magnitude 1.74
Best seen
August
on the meridian at midnight
Visible from
54°N to 90°S
some part above the horizon
Where it is
| Measure | Value |
|---|---|
| Centre | 22h 31m, −45.2° |
| Declination range | −56.4° to −36.3° |
| Naked-eye stars | 56 to magnitude 6.5, 2 to magnitude 3 |
| Borders | Indus, Microscopium, Phoenix, Piscis Austrinus, Sculptor, Tucana |
Principal stars
Every star to magnitude 4, brightest first.
| Star | Magnitude | HR |
|---|---|---|
| α Gruis | 1.74 | 8425 |
| β Gruis | 2.10 | 8636 |
| γ Gruis | 3.01 | 8353 |
| ε Gruis | 3.49 | 8675 |
| ι Gruis | 3.90 | 8820 |
| δ1 Gruis | 3.97 | 8556 |
Deep sky
No object in Grus 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: Grus
Further info
Sources
Principal stars: Bright Star Catalogue
Deep sky: NGC 2000.0
Area and borders: IAU constellation boundaries
