# Q77977041

> horizontal branch star in the constellation Corona Borealis

**Wikidata**: [Q77977041](https://www.wikidata.org/wiki/Q77977041)  
**Source**: https://4ort.xyz/entity/q77977041


## References

1. SIMBAD
2. The SDSS Photometric Catalog, Release 7
3. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
4. Gaia Data Release 2
5. The Milky Way's circular velocity curve to 60 kpc and an estimate of the dark matter halo mass from the kinematics of ~2400 SDSS blue horizontal-branch stars