# Q81918161

> white dwarf in the constellation Ursa Major

**Wikidata**: [Q81918161](https://www.wikidata.org/wiki/Q81918161)  
**Source**: https://4ort.xyz/entity/q81918161


## References

1. SIMBAD
2. Spectroscopy of stellar-like objects contained in the second Byurakan survey. I
3. Spectral classification of stars in the Second Byurakan Sky Survey. I
4. The USNO-B Catalog
5. DA white dwarfs in Sloan Digital Sky Survey Data Release 7 and a search for infrared excess emission
6. Gaia Data Release 2