# Q90304542

> quasar in the constellation Canes Venatici

**Wikidata**: [Q90304542](https://www.wikidata.org/wiki/Q90304542)  
**Source**: https://4ort.xyz/entity/q90304542


## References

1. SIMBAD
2. The Sloan Digital Sky Survey Quasar Catalog: Fourteenth data release
3. A catalogue of quasars and active nuclei: 13th edition
4. Roma-BZCAT: a multifrequency catalogue of blazars
5. The Sloan Digital Sky Survey quasar catalog. V. Seventh data release
6. The SDSS Photometric Catalog, Release 9
7. Gaia Data Release 2
8. DA white dwarfs in Sloan Digital Sky Survey Data Release 7 and a search for infrared excess emission