# Q89570463

> white dwarf in the constellation Ursa Major

**Wikidata**: [Q89570463](https://www.wikidata.org/wiki/Q89570463)  
**Source**: https://4ort.xyz/entity/q89570463


## References

1. SIMBAD
2. DA white dwarfs in Sloan Digital Sky Survey Data Release 7 and a search for infrared excess emission
3. SDSS DR7 white dwarf catalog
4. A photometric selection of white dwarf candidates in Sloan Digital Sky Survey Data Release 10
5. Faint blue objects at high galactic latitude. IV. Palomar Schmidt fields centered on selected areas 55 and 94
6. The SDSS Photometric Catalog, Release 9
7. Gaia Data Release 2