# Q77974046

> horizontal branch star in the constellation Leo

**Wikidata**: [Q77974046](https://www.wikidata.org/wiki/Q77974046)  
**Source**: https://4ort.xyz/entity/q77974046


## References

1. SIMBAD
2. USNO-A2.0
3. The SDSS Photometric Catalog, Release 7
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