# Q91078043
**Wikidata**: [Q91078043](https://www.wikidata.org/wiki/Q91078043)  
**Source**: https://4ort.xyz/entity/q91078043


## References

1. SIMBAD
2. The age and distance of the Kepler open cluster NGC 6811 from an eclipsing binary, turnoff star pulsation, and giant asteroseismology
3. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
4. The Tycho-2 catalogue of the 2.5 million brightest stars
5. Gaia Data Release 2
6. Red giants in open clusters