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Table 2.

Periods corresponding to significant peaks in the power spectra of IGR1654 obtained from periodogram analysis of the NuSTAR and Swift data.

Telescopes Epoch Scargle CLEAN

Pω P3ω Pω P3ω
(s) (s) (s) (s)
NuSTAR 16 Mar 2019 546.3 ± 0.8 182.2 ± 0.1 546.3 ± 0.8 182.2 ± 0.1
Swift 08 Mar 2019 546.4 ± 3.0 182.1 ± 0.3 545.1 ± 0.3 182.1 ± 0.1
Swift 15 and 17 Mar 2019 546.7 ± 1.0 548.5 ± 0.3
Swift 21 and 23 Jan 2010 546.6 ± 0.4

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