# Q74920022
**Wikidata**: [Q74920022](https://www.wikidata.org/wiki/Q74920022)  
**Source**: https://4ort.xyz/entity/q74920022


## 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. The SDSS Photometric Catalog, Release 9
6. Gaia Data Release 2