# Q90122004

> white dwarf in the constellation Cassiopeia

**Wikidata**: [Q90122004](https://www.wikidata.org/wiki/Q90122004)  
**Source**: https://4ort.xyz/entity/q90122004


## References

1. SIMBAD
2. A spectroscopic survey and analysis of bright, hydrogen-rich white dwarfs
3. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
4. U BV RI photometric standard stars around the sky at +50 deg declination
5. Fourth USNO CCD Astrograph Catalog
6. Gaia Data Release 2
7. Evidence for an external origin of heavy elements in hot DA white dwarfs