591 citations · 2k across the 26 of their papers we have counts for
Showing 1998Show all
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astro-ph1998★ 1 cited
The ROSAT Deep Survey IV. A distant lensing cluster of galaxies with a bright arc
G. Hasinger, R. Giacconi, J. E. Gunn +7
An unusual double-lobed extended X-ray source (RX J105343+5735) is detected in the ROSAT ultra-deep HRI image of the Lockman Hole. The angular size of the source is 1.7 X 0.7 arcmi…
astro-ph1998
AGN/galaxy separation in the ROSAT Bright Survey
I. Lehmann, G. Hasinger, A. D. Schwope +1
The X-ray luminosity function (XLF) of galaxies is dominated by AGN (classified by their optical spectra) above Lx=10**42 erg/s, below this value by normal galaxies. The X-ray flux…