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astro-ph1997
X-ray emission, optical nebulosity and dust in early-type galaxies. I. The dusty nebular filaments in NGC 5846
Paul Goudfrooij, Ginevra Trinchieri
We present new optical imagery of the X-ray bright elliptical galaxy NGC 5846, the dominant galaxy of a small group of galaxies. A dust lane with a dust mass of 7 10^3 Msun is dete…
astro-ph1997
The ROSAT Deep Survey II. Optical identification, photomettry and spectra of sources in the Lockman field
Maarten Schmidt, Guenther Hasinger, James Gunn +7
The ROSAT Deep Survey includes a complete sample of 50 X-ray sources with fluxes in the keV band larger than 5.5 erg cm s in the Lockman field (H…