# Q80005334

> Seyfert 1 galaxy in the constellation Leo

**Wikidata**: [Q80005334](https://www.wikidata.org/wiki/Q80005334)  
**Source**: https://4ort.xyz/entity/q80005334


## References

1. SIMBAD
2. Re-identification of the 'enigmatic' X-ray source 1RXS J114003.0+124112
3. The ninth data release of the Sloan Digital Sky Survey: first spectroscopic data from the SDSS-III baryon oscillation spectroscopic survey
4. The Third Data Release of the Sloan Digital Sky Survey
5. A catalogue of quasars and active nuclei: 13th edition
6. The SDSS Photometric Catalog, Release 9
7. Gaia Data Release 2