# Q78545678

> white dwarf in the constellation Ursa Major

**Wikidata**: [Q78545678](https://www.wikidata.org/wiki/Q78545678)  
**Source**: https://4ort.xyz/entity/q78545678


## References

1. SIMBAD
2. Constraints on the initial-final mass relation from wide double white dwarfs
3. Washington Double Star Catalog
4. DA white dwarfs in Sloan Digital Sky Survey Data Release 7 and a search for infrared excess emission
5. The USNO-B Catalog
6. Gaia Data Release 2