# Q89438360

> white dwarf in the constellation Ursa Major

**Wikidata**: [Q89438360](https://www.wikidata.org/wiki/Q89438360)  
**Source**: https://4ort.xyz/entity/q89438360


## References

1. SIMBAD
2. Spectroscopy of stellar-like objects contained in the second Byurakan survey. I
3. A photometric selection of white dwarf candidates in Sloan Digital Sky Survey Data Release 10
4. White dwarfs identified in LAMOST DR 2
5. The USNO-B Catalog
6. The SDSS Photometric Catalog, Release 7
7. The SDSS Photometric Catalog, Release 9
8. Gaia Data Release 2
9. SDSS DR7 white dwarf catalog