# 53 Ophiuchi A

> star in the constellation Ophiuchus

**Wikidata**: [Q10888288](https://www.wikidata.org/wiki/Q10888288)  
**Source**: https://4ort.xyz/entity/53-ophiuchi-a


## References

1. SIMBAD
2. Rotational velocities and spectral types for a sample of binary systems
3. A study of the bright A stars. I. A catalogue of spectral classifications
4. Catalogue of Stellar Photometry in Johnson's 11-color system
5. Gaia Data Release 2
6. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
7. Pulkovo Compilation of Radial Velocities for 35 495 Hipparcos stars in a common system
8. Abundance anomalies in main sequence A stars. I. Iron and titanium
9. Rotational velocities of A-type stars. III. Velocity distributions
10. Rotational velocities of A-type stars in the northern hemisphere. II. Measurement of v sin i
11. Rotational velocities of A-type stars. IV. Evolution of rotational velocities