# Q84231767

> white dwarf in the constellation Ursa Major

**Wikidata**: [Q84231767](https://www.wikidata.org/wiki/Q84231767)  
**Source**: https://4ort.xyz/entity/q84231767


## References

1. SIMBAD
2. Cool White Dwarfs in the Sloan Digital Sky Survey
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 9
8. Gaia Data Release 2
9. The WIRED survey. II. Infrared excesses in the SDSS DR7 white dwarf catalog