# Q79990975

> white dwarf in the constellation Ursa Major

**Wikidata**: [Q79990975](https://www.wikidata.org/wiki/Q79990975)  
**Source**: https://4ort.xyz/entity/q79990975


## References

1. SIMBAD
2. Hot subluminous stars and blue objects in the Case low-dispersion northern sky survey. I
3. A spectroscopic determination of the mass distribution of DA white dwarfs
4. Evidence for homogeneous ionization of helium in the local interstellar medium from EUVE spectroscopy of hot DA stars
5. Physical properties of the current census of northern white dwarfs within 40 pc of the Sun
6. Washington Double Star Catalog
7. Time evolution of high-energy emissions of low-mass stars . I. Age determination using stellar chronology with white dwarfs in wide binaries
8. A Catalog of Northern Stars with Annual Proper Motions Larger than 0."15 (LSPM-NORTH Catalog)
9. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
10. Gaia Data Release 2
11. Wide binary systems and the nature of high-velocity white dwarfs