# 天龠七

> star in the constellation Ophiuchus

**Wikidata**: [Q6827019](https://www.wikidata.org/wiki/Q6827019)  
**Source**: https://4ort.xyz/entity/q6827019


## References

1. SIMBAD
2. VizieR
3. Source
4. The Tycho-2 catalogue of the 2.5 million brightest stars
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. Vitesses radiales. Catalogue WEB: Wilson Evans Batten. Radial velocities: The Wilson-Evans-Batten catalogue
9. The radial velocities of 335 late B-type stars
10. The revision of the general catalogue of radial velocities
11. Rotational Velocities of B Stars