# Q90592033

> astrophysical X-ray source in the constellation Perseus

**Wikidata**: [Q90592033](https://www.wikidata.org/wiki/Q90592033)  
**Source**: https://4ort.xyz/entity/q90592033


## References

1. SIMBAD
2. A spectrophotometric survey of stars along the Milky Way. IV
3. The Tycho-2 catalogue of the 2.5 million brightest stars
4. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
5. Gaia Data Release 2
6. ROSAT All-Sky Survey Faint Source Catalogue