# Q77626642

> star

**Wikidata**: [Q77626642](https://www.wikidata.org/wiki/Q77626642)  
**Source**: https://4ort.xyz/entity/q77626642


## References

1. SIMBAD
2. Quasar clustering at 25 h^-1^ kpc from a complete sample of binaries
3. The Sloan Digital Sky Survey Quasar Catalog: Twelfth data release
4. The Sloan Digital Sky Survey Quasar Catalog: Fourteenth data release
5. The SDSS Photometric Catalog, Release 7
6. A catalogue of quasars and active nuclei: 13th edition
7. Gaia Data Release 2
8. DA white dwarfs in Sloan Digital Sky Survey Data Release 7 and a search for infrared excess emission