# Q89655209
**Wikidata**: [Q89655209](https://www.wikidata.org/wiki/Q89655209)  
**Source**: https://4ort.xyz/entity/q89655209


## References

1. SIMBAD
2. Source
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. Chromospheric activities and kinematics for solar type dwarfs and subgiants: analysis of the activity distribution and the AVR
7. ROSAT All-Sky Survey Faint Source Catalogue
8. The FEROS-Lick/SDSS observational data base of spectral indices of FGK stars for stellar population studies