# 11 Cygni

> star in the constellation Cygnus

**Wikidata**: [Q5657292](https://www.wikidata.org/wiki/Q5657292)  
**Source**: https://4ort.xyz/entity/11-cygni


## References

1. SIMBAD
2. Spectroscopic analysis of southern B and Be stars
3. A catalogue of Be stars
4. The Tycho-2 catalogue of the 2.5 million brightest stars
5. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
6. Gaia Early Data Release 3
7. Pulkovo Compilation of Radial Velocities for 35 495 Hipparcos stars in a common system
8. Rotational Velocities of B Stars
9. Gaia Data Release 2
10. Rotational velocities of A-type stars. IV. Evolution of rotational velocities
11. High and intermediate-resolution spectroscopy of Be stars. An atlas of Hγ, He I 4471 and Mg II 4481 lines