# Q89974911

> white dwarf in the constellation Ursa Major

**Wikidata**: [Q89974911](https://www.wikidata.org/wiki/Q89974911)  
**Source**: https://4ort.xyz/entity/q89974911


## References

1. SIMBAD
2. A photometric selection of white dwarf candidates in Sloan Digital Sky Survey Data Release 10
3. The Sixth Data Release of the Sloan Digital Sky Survey
4. USNO-A2.0
5. The SDSS Photometric Catalog, Release 7
6. The SDSS Photometric Catalog, Release 9
7. Gaia Data Release 2
8. DA white dwarfs in Sloan Digital Sky Survey Data Release 7 and a search for infrared excess emission