# Q74887313
**Wikidata**: [Q74887313](https://www.wikidata.org/wiki/Q74887313)  
**Source**: https://4ort.xyz/entity/q74887313


## References

1. SIMBAD
2. SDSS DR7 white dwarf catalog
3. DA white dwarfs in Sloan Digital Sky Survey Data Release 7 and a search for infrared excess emission
4. A photometric selection of white dwarf candidates in Sloan Digital Sky Survey Data Release 10
5. The SDSS Photometric Catalog, Release 9
6. The USNO-B Catalog
7. Gaia Data Release 2
8. The SDSS Photometric Catalog, Release 7
9. A spectroscopic survey and analysis of bright, hydrogen-rich white dwarfs