# Q89019720

> rotating variable star in the constellation Lyra

**Wikidata**: [Q89019720](https://www.wikidata.org/wiki/Q89019720)  
**Source**: https://4ort.xyz/entity/q89019720


## References

1. SIMBAD
2. Rotation periods of 12000 main-sequence Kepler stars: dependence on stellar spectral type and comparison with v sin i observations
3. Rotation periods of 34,030 Kepler main-sequence stars: the full autocorrelation sample
4. Photometric amplitude distribution of stellar rotation of KOIs--Indication for spin-orbit alignment of cool stars and high obliquity for hot stars
5. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
6. The Tycho-2 catalogue of the 2.5 million brightest stars
7. Gaia Early Data Release 3
8. Gaia Data Release 2
9. Extrasolar Planets Encyclopaedia
10. APOGEE Data and Spectral Analysis from SDSS Data Release 16: Seven Years of Observations Including First Results from APOGEE-South