# Q74180214
**Wikidata**: [Q74180214](https://www.wikidata.org/wiki/Q74180214)  
**Source**: https://4ort.xyz/entity/q74180214


## References

1. SIMBAD
2. The Galactic O-Star Spectroscopic Survey (GOSSS). II. Bright southern stars
3. Washington Double Star Catalog
4. A high angular resolution survey of massive stars in Cygnus OB2: results from the Hubble Space Telescope fine guidance sensors
5. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
6. Catalog of Galactic OB Stars
7. Gaia Data Release 2
8. A Radial Velocity Survey of the Cyg OB2 Association