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Fig. 1.
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Background-subtracted light curve of NGC 3783 (red points) with the corresponding background (pink points) extracted in the 4–10 keV band. The time bins are 5 ks. The identifiers of each observation (U1-3, O1-2) refer to the state of the source (Unobscured, Obscured), as described in Sect. 2.
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