# Q84220557

> white dwarf in the constellation Leo

**Wikidata**: [Q84220557](https://www.wikidata.org/wiki/Q84220557)  
**Source**: https://4ort.xyz/entity/q84220557


## References

1. SIMBAD
2. A Catalog of Spectroscopically Confirmed White Dwarfs from the Sloan Digital Sky Survey Data Release 4
3. SDSS DR7 white dwarf catalog
4. A photometric selection of white dwarf candidates in Sloan Digital Sky Survey Data Release 10
5. The Sixth Data Release of the Sloan Digital Sky Survey
6. The USNO-B Catalog
7. The SDSS Photometric Catalog, Release 7
8. The SDSS Photometric Catalog, Release 9
9. Gaia Data Release 2