# Q84034212

> white dwarf in the constellation Corona Borealis

**Wikidata**: [Q84034212](https://www.wikidata.org/wiki/Q84034212)  
**Source**: https://4ort.xyz/entity/q84034212


## References

1. SIMBAD
2. SDSS DR7 white dwarf catalog
3. The SDSS Photometric Catalog, Release 7
4. The USNO-B Catalog
5. Gaia Data Release 2
6. Post-common-envelope binaries from SDSS - I. 101 white dwarf main-sequence binaries with multiple Sloan Digital Sky Survey spectroscopy