Fig. 6.
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X-ray power-law index versus flux over the multi-wavelength campaign using Swift-XRT data. Fluxes are nightly binned. The blue measurements correspond to the flaring state in August 2019 and the arrows show the direction of time. The green and violet markers correspond to the “soft flare” (October 5, 2019) and “hard low state” (September 20, 2020) periods.
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