# Q78546423

> quasar in the constellation Ursa Major

**Wikidata**: [Q78546423](https://www.wikidata.org/wiki/Q78546423)  
**Source**: https://4ort.xyz/entity/q78546423


## References

1. SIMBAD
2. A strong redshift dependence of the broad absorption line quasar fraction
3. A catalog of quasar properties from the Baryon Oscillation Spectroscopic Survey
4. DA white dwarfs in Sloan Digital Sky Survey Data Release 7 and a search for infrared excess emission
5. The Sloan Digital Sky Survey quasar catalog. V. Seventh data release
6. A catalogue of quasars and active nuclei: 13th edition
7. The SDSS Photometric Catalog, Release 9
8. The SDSS Photometric Catalog, Release 7
9. Gaia Data Release 2
10. The Sloan Digital Sky Survey Quasar Catalog: Twelfth data release