Epoch J2000.0 Equinox J2000.0 (ICRS)
|Right ascension||17h 34m 36.69409s |
|Declination||+09° 35′ 12.1201″ |
53 Ophiuchi is a double star in the constellation Ophiuchus. Its apparent magnitude is 5.23. Located around 104 parsecs (340 ly) distant, the primary is a blue-white main-sequence star of spectral type A2V, while the secondary, with an apparent magnitude of 7.76, is a subgiant of spectral type A8IV.
- "f Ophiuchi". SIMBAD Astronomical Database. Centre de Données astronomiques de Strasbourg. Retrieved 13 January 2014.
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