| A | B |
|---|---|
| Constellation | … |
| List of stars in Ophiuchus | … |
| Abbreviation | Oph |
| Genitive | Ophiuchi |
| Pronunciation | /ˌɒfiˈjuːkəs/ genitive: /ˌɒfiˈjuːkaɪ/ |
| Symbolism | the serpent-bearer |
| Right ascension | 17 |
| Declination | −8° |
| Quadrant | SQ3 |
| Area | 948 sq. deg. (11th) |
| Main stars | 10 |
| Bayer / Flamsteed stars | 65 |
| Stars brighter than 3.00 | 5 |
| Stars within 10.00 pc (32.62 ly) | 11 |
| Brightest star | α Oph (Rasalhague) (2.08) |
| Nearest star | Barnard’s Star1 |
| Messier objects | 7 |
| Meteor showers | • Ophiuchids • Northern May Ophiuchids • Southern May Ophiuchids • Theta Ophiuchids |
| Bordering constellations | • Hercules • Serpens Cauda • Serpens Caput • Libra • Scorpius • Sagittarius • Aquila |
| Visible at latitudes between +60° and −75°. Best visible at 21:00 (9 p.m.) during the month of July. | … |
Ophiuchus
(echo:: @ ᯤ)
Footnotes
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Kirkpatrick, J. Davy; Marocco, Federico; et al. (April 2024). “The Initial Mass Function Based on the Full-sky 20 pc Census of ~3600 Stars and Brown Dwarfs”. The Astrophysical Journal Supplement Series. 271 (2): 55. arXiv:2312.03639. Bibcode:2024ApJS..271…55K. doi:10.3847/1538-4365/ad24e2. ↩