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Table 4

Spectral fitting parameters for 10-day binned Swift-XRT data.

Period Power law Reduced χ2 Logparabola Reduced χ2
(MJD) index (prob) α β (prob)
Q (57177–57186) 2.19 ± 0.02 1.34 (1.55E−03) 2.04 ± 0.00 0.49 ± 0.07 1.05 (2.91E−01)
F1 (57530–57539) 2.09 ± 0.01 1.44 (3.03E−07) 1.97 ± 0.02 0.33 ± 0.04 1.17 (2.16E−02)
F2 (57540–57549) 1.89 ± 0.01 1.72 (2.92E−27) 1.81 ± 0.01 0.21 ± 0.01 1.21 (1.89E−04)
F3 (57550–57559) 1.82 ± 0.01 1.58 (2.16E−19) 1.75 ± 0.01 0.15 ± 0.01 1.33 (2.56E−08)
F4 (57560–57569) 1.88 ± 0.02 0.96 (6.81E−01) 1.81 ± 0.02 0.17 ± 0.04 0.91 (8.65E−01)
F5 (57570–57579) 1.74 ± 0.01 1.28 (6.81E−05) 1.61 ± 0.02 0.28 ± 0.03 1.05 (2.05E−01)
F6 (57580–57589) 1.96 ± 0.01 1.39 (1.51E−08) 1.87 ± 0.01 0.23 ± 0.02 1.13 (2.64E−02)

Notes.Values in brackets in Cols. 3 and 6 give the null hypothesis probability.

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