# Q87912556

> spectroscopic binary in the constellation Cygnus

**Wikidata**: [Q87912556](https://www.wikidata.org/wiki/Q87912556)  
**Source**: https://4ort.xyz/entity/q87912556


## References

1. SIMBAD
2. VizieR Online Data Catalog: Henry Draper Catalogue and Extension, published in Ann. Harvard Obs. 91-100 (1918-1925)
3. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
4. ASAS photometry of ROSAT sources. II. New variables from the ASAS North Survey
5. Gaia Data Release 1. Summary of the astrometric, photometric, and survey properties
6. A spectroscopic survey of the youngest field stars in the solar neighborhood . II. The optically faint sample