# HD 139906

> star in the constellation Boötes

**Wikidata**: [Q974022](https://www.wikidata.org/wiki/Q974022)  
**Source**: https://4ort.xyz/entity/q974022


## References

1. SIMBAD
2. VizieR
3. VizieR Online Data Catalog: Henry Draper Catalogue and Extension, published in Ann. Harvard Obs. 91-100 (1918-1925)
4. Gaia Data Release 2
5. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
6. ROSAT All-Sky Survey Faint Source Catalogue