# Q84234972

> white dwarf in the constellation Hydra

**Wikidata**: [Q84234972](https://www.wikidata.org/wiki/Q84234972)  
**Source**: https://4ort.xyz/entity/q84234972


## References

1. SIMBAD
2. A Catalog of Spectroscopically Confirmed White Dwarfs from the Sloan Digital Sky Survey Data Release 4
3. DA white dwarfs in Sloan Digital Sky Survey Data Release 7 and a search for infrared excess emission
4. SDSS DR7 white dwarf catalog
5. A photometric selection of white dwarf candidates in Sloan Digital Sky Survey Data Release 10
6. Physical properties of the current census of northern white dwarfs within 40 pc of the Sun
7. The Sixth Data Release of the Sloan Digital Sky Survey
8. The USNO-B Catalog
9. The SDSS Photometric Catalog, Release 9
10. The WIRED survey. II. Infrared excesses in the SDSS DR7 white dwarf catalog
11. Gaia Data Release 2