Boötes
The herdsman. Genitive Boötis, abbreviated Boo. Introduced by Ptolemy.
Area
906.83 sq°
13 of 88 by size
Brightest star
α Boötis
magnitude −0.04
Best seen
April
on the meridian at midnight
Visible from
90°N to 83°S
some part above the horizon
Where it is
| Measure | Value |
|---|---|
| Centre | 14h 36m, +29.3° |
| Declination range | +7.4° to +55.0° |
| Naked-eye stars | 141 to magnitude 6.5, 3 to magnitude 3 |
| Borders | Canes Venatici, Coma Berenices, Corona Borealis, Draco, Hercules, Serpens, Ursa Major, Virgo |
Principal stars
Every star to magnitude 4, brightest first.
| Star | Magnitude | HR |
|---|---|---|
| α Boötis | −0.04 | 5340 |
| η Boötis | 2.68 | 5235 |
| γ Boötis | 3.03 | 5435 |
| δ Boötis | 3.47 | 5681 |
| β Boötis | 3.50 | 5602 |
| ρ Boötis | 3.58 | 5429 |
Deep sky
No object in Boötes 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: Boötes
Further info
Sources
Principal stars: Bright Star Catalogue
Deep sky: NGC 2000.0
Area and borders: IAU constellation boundaries
