# Q81507706

> white dwarf in the constellation Boötes

**Wikidata**: [Q81507706](https://www.wikidata.org/wiki/Q81507706)  
**Source**: https://4ort.xyz/entity/q81507706


## References

1. SIMBAD
2. The Palomar-Green catalog of ultraviolet-excess stellar objects
3. Revised and updated catalogue of the First Byurakan Survey blue stellar objects
4. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
5. The SDSS Photometric Catalog, Release 7
6. Fourth USNO CCD Astrograph Catalog
7. U BV RI photometric standard stars around the sky at +50 deg declination
8. Gaia Data Release 2
9. Temperature and surface gravitation of white dwarfs in the FBS survey from the SDSS