# Q85557524

> white dwarf in the constellation Hercules

**Wikidata**: [Q85557524](https://www.wikidata.org/wiki/Q85557524)  
**Source**: https://4ort.xyz/entity/q85557524


## References

1. SIMBAD
2. A detailed model atmosphere analysis of cool white dwarfs in the Sloan Digital Sky Survey
3. Gaia Data Release 2
4. The SDSS Photometric Catalog, Release 6
5. The SDSS Photometric Catalog, Release 9
6. The USNO-B Catalog
7. Ultracool white dwarfs and the age of the Galactic disc