# Q77919140

> quasar in the constellation Ursa Major

**Wikidata**: [Q77919140](https://www.wikidata.org/wiki/Q77919140)  
**Source**: https://4ort.xyz/entity/q77919140


## References

1. SIMBAD
2. The SDSS Photometric Catalog, Release 9
3. DA white dwarfs in Sloan Digital Sky Survey Data Release 7 and a search for infrared excess emission
4. USNO-A2.0
5. A catalogue of quasars and active nuclei: 13th edition
6. Gaia Data Release 2