# Q87747564

> horizontal branch star in the constellation Serpens

**Wikidata**: [Q87747564](https://www.wikidata.org/wiki/Q87747564)  
**Source**: https://4ort.xyz/entity/q87747564


## References

1. SIMBAD
2. Hypervelocity Stars. II. The Bound Population
3. MMT hypervelocity star survey. II. Five new unbound stars
4. The Sixth Data Release of the Sloan Digital Sky Survey
5. The SDSS Photometric Catalog, Release 8
6. Gaia Data Release 2
7. Quantifying kinematic substructure in the Milky Way's stellar halo