# Q89639455

> white dwarf in the constellation Draco

**Wikidata**: [Q89639455](https://www.wikidata.org/wiki/Q89639455)  
**Source**: https://4ort.xyz/entity/q89639455


## References

1. SIMBAD
2. Spectral classification of stars in the Second Byurakan Sky Survey. II
3. New white dwarf and subdwarf stars in the Sloan Digital Sky Survey Data Release 12
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