# Q90824835
**Wikidata**: [Q90824835](https://www.wikidata.org/wiki/Q90824835)  
**Source**: https://4ort.xyz/entity/q90824835


## References

1. SIMBAD
2. Michigan catalogue of two-dimensional spectral types for the HD Stars, Vol. 5
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. ASAS photometry of ROSAT sources. I. Periodic variable stars coincident with bright sources from the ROSAT All Sky Survey
6. Gaia Data Release 2
7. A spectroscopic survey of the youngest field stars in the solar neighbourhood. I. The optically bright sample
8. The FEROS-Lick/SDSS observational data base of spectral indices of FGK stars for stellar population studies