Fig. 3.
Swift-BAT daily averaged (15–50 keV) profiles of the 2007 (blue dots) and 2018 (magenta squares) outbursts (top panel), the 2009 (red dots), and 2019 (greed squares) outbursts (bottom panel) from Swift J1756.9–2508. The start time of the 2007, 2009, 2018, and 2019 outbursts are MJD 54258, 55012, 58208, and 58644.5, respectively.
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