Astrophysics (Index)About

XBONG

(X-ray bright optical normal galaxy)
(galaxy bright with X-rays but with no evident AGN)

XBONG (for X-ray bright optical normal galaxy) is a classification for galaxies in which no active galactic nucleus (AGN) is evident (e.g., not a Seyfert galaxy), yet show substantial X-ray luminosity.


(galaxy type)
Further reading:
https://en.wikipedia.org/wiki/Glossary_of_astronomy#X
https://ui.adsabs.harvard.edu/abs/2005MNRAS.358..131G/abstract

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