# Q81917134

> white dwarf in the constellation Ursa Major

**Wikidata**: [Q81917134](https://www.wikidata.org/wiki/Q81917134)  
**Source**: https://4ort.xyz/entity/q81917134


## References

1. SIMBAD
2. Spectroscopic identification of cool white dwarfs in the solar neighborhood
3. SDSS DR7 white dwarf catalog
4. DA white dwarfs in Sloan Digital Sky Survey Data Release 7 and a search for infrared excess emission
5. A Catalog of Spectroscopically Confirmed White Dwarfs from the Sloan Digital Sky Survey Data Release 4
6. A photometric selection of white dwarf candidates in Sloan Digital Sky Survey Data Release 10
7. Washington Double Star Catalog
8. The Sixth Data Release of the Sloan Digital Sky Survey
9. The USNO-B Catalog
10. The SDSS Photometric Catalog, Release 9
11. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
12. Gaia Data Release 2