# Q89147907

> hot subdwarf star in the constellation Ursa Major

**Wikidata**: [Q89147907](https://www.wikidata.org/wiki/Q89147907)  
**Source**: https://4ort.xyz/entity/q89147907


## References

1. SIMBAD
2. Hot subdwarf stars observed in LAMOST DR1--Atmospheric parameters from single-lined spectra
3. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
4. The SDSS Photometric Catalog, Release 9
5. Fourth USNO CCD Astrograph Catalog
6. Gaia Data Release 2
7. DA white dwarfs in Sloan Digital Sky Survey Data Release 7 and a search for infrared excess emission