// Constellation
Ophiuchus
- Latin name
- Ophiuchus (Oph)
- Best visibility
- evenings in July
- Fully visible between
- 60° N – 76° S
- Naked-eye stars
- 88
Ophiuchus is highest in the evening sky (around 9 pm) in July. The whole constellation rises above the horizon between 60° N and 76° S. Its brightest star is Rasalhague at magnitude 2.08 — about 49 light-years away.
The brightest stars
| Star | Designation | Magnitude | Distance |
|---|---|---|---|
| Rasalhague | α Oph | 2.08 | 49 ly |
| Sabik | η Oph | 2.43 | 88 ly |
| — | ζ Oph | 2.54 | 366 ly |
| Yed Prior | δ Oph | 2.73 | 171 ly |
| Cebalrai | β Oph | 2.76 | 82 ly |
| — | κ Oph | 3.19 | 91 ly |
More constellations
Star data: HYG database. Constellation borders: IAU.