Fig. 2.
Swift outburst light curve of Mrk 335 since 2020 May 16 (units as in Fig. 1). The horizontal dashed red line marks an X-ray count rate of 0.05 cts s−1 (the lowest recorded during the 2018–2019 low state was 0.03 cts s−1), while the horizontal dashed blue line marks the lowest value of the W2 magnitude measured with Swift (in 2018). The vertical red lines mark 2020 June 1 and July 1.
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