Probing the gas content of the dwarf galaxy NGC 3109 with background X-ray sources

P. Kahabka, T. H. Puzia, W. Pietsch

We established the catalog of X-ray point sources in the field of the Magellanic-type spiral galaxy NGC 3109 (DDO 236) from two ROSAT PSPC observations. Of the 91 X-ray sources 26…