# HD 202240

> star in the constellation Cygnus

**Wikidata**: [Q10849229](https://www.wikidata.org/wiki/Q10849229)  
**Source**: https://4ort.xyz/entity/q10849229


## References

1. SIMBAD
2. VizieR
3. The Physical Basis of Luminosity Classification in the Late A-, F-, and Early G-Type Stars. I. Precise Spectral Types for 372 Stars
4. Catalog of Galactic OB Stars
5. The Tycho-2 catalogue of the 2.5 million brightest stars
6. Gaia Data Release 2
7. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
8. Pulkovo Compilation of Radial Velocities for 35 495 Hipparcos stars in a common system
9. Rotational velocities of A-type stars in the northern hemisphere. II. Measurement of v sin i