# HD 200947

> peculiar star in the constellation Cygnus

**Wikidata**: [Q12067240](https://www.wikidata.org/wiki/Q12067240)  
**Source**: https://4ort.xyz/entity/hd-200947


## References

1. SIMBAD
2. VizieR
3. VizieR Online Data Catalog: Henry Draper Catalogue and Extension, published in Ann. Harvard Obs. 91-100 (1918-1925)
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. Gaia Early Data Release 3
8. Mesures de vitesses radiales. VI. Accompagnement au sol du programme d'observation du satellite Hipparcos