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Fig. 4


The neutron star blackbody emission in the Sco-like sources: GX 17+2: green filled squares, GX 349+2: red open circles, Sco X-1: red filled circles. Upper panel: the blackbody temperature; lower panel: the blackbody radius. Results are shown only for the observation of Sco X-1 in its normal state with strong flaring (obsid P30036). The branches are labelled H (horizontal), N (normal) and F (flaring). In the electronic version of the paper, sources are shown with individual colours.

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