# Q81818281

> white dwarf in the constellation Ursa Major

**Wikidata**: [Q81818281](https://www.wikidata.org/wiki/Q81818281)  
**Source**: https://4ort.xyz/entity/q81818281


## References

1. SIMBAD
2. A photometric selection of white dwarf candidates in Sloan Digital Sky Survey Data Release 10
3. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
4. The WIRED survey. II. Infrared excesses in the SDSS DR7 white dwarf catalog
5. The SDSS Photometric Catalog, Release 9
6. Gaia Data Release 2
7. SDSS DR7 white dwarf catalog