# Q74919590
**Wikidata**: [Q74919590](https://www.wikidata.org/wiki/Q74919590)  
**Source**: https://4ort.xyz/entity/q74919590


## References

1. SIMBAD
2. The population of hot subdwarf stars studied with Gaia. I. The catalog of known hot subdwarf stars
3. The SDSS Photometric Catalog, Release 9
4. Gaia Data Release 2
5. DA white dwarfs in Sloan Digital Sky Survey Data Release 7 and a search for infrared excess emission