# Q89398127

> white dwarf in the constellation Hydra

**Wikidata**: [Q89398127](https://www.wikidata.org/wiki/Q89398127)  
**Source**: https://4ort.xyz/entity/q89398127


## References

1. SIMBAD
2. Evidence for homogeneous ionization of helium in the local interstellar medium from EUVE spectroscopy of hot DA stars
3. A Determination of the Local Density of White Dwarf Stars
4. Gaia Data Release 2
5. Fourth USNO CCD Astrograph Catalog
6. Wide binary systems and the nature of high-velocity white dwarfs
7. The white dwarfs within 20 parsecs of the Sun: kinematics and statistics