# Q78303427

> white dwarf in the constellation Ursa Major

**Wikidata**: [Q78303427](https://www.wikidata.org/wiki/Q78303427)  
**Source**: https://4ort.xyz/entity/q78303427


## References

1. SIMBAD
2. DA white dwarfs in Sloan Digital Sky Survey Data Release 7 and a search for infrared excess emission
3. SDSS DR7 white dwarf catalog
4. A photometric selection of white dwarf candidates in Sloan Digital Sky Survey Data Release 10
5. Spectral classification of stars in the Second Byurakan Sky Survey. II
6. White dwarfs identified in LAMOST DR 2
7. The SDSS Photometric Catalog, Release 9
8. Gaia Data Release 2
9. The SDSS Photometric Catalog, Release 7