# Q81915236

> white dwarf in the constellation Ursa Major

**Wikidata**: [Q81915236](https://www.wikidata.org/wiki/Q81915236)  
**Source**: https://4ort.xyz/entity/q81915236


## References

1. SIMBAD
2. Spectral classification of stars in the Second Byurakan Sky Survey. I
3. New white dwarf stars in the Sloan Digital Sky Survey Data Release 10
4. An analysis of DA white dwarfs from the Hamburg Quasar Survey
5. Spectroscopy of stellar-like objects contained in the second Byurakan survey. I
6. A photometric selection of white dwarf candidates in Sloan Digital Sky Survey Data Release 10
7. The SDSS Photometric Catalog, Release 9
8. Gaia Data Release 2