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Swift-XRT spectra of GRB 170604A

Last updated after receiving ObsID 00755867014, version 9

Data were analysed using HEASOFT version 6.32

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The spectral fits assume a redshift: 1.329 (GCN 21197)

Jump to: Time-averaged|Late Time


Time-averaged spectrum (T0 + 128 to 46349 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+289 s

NH (Galactic)3.80 × 1020 cm-2
NH (intrinsic)8.0 (+0.6, -0.5) × 1021 cm-2
z of absorber1.329
Photon index2.110 (+0.030, -0.030)
Flux (0.3-10 keV)
(Observed)
3.56 (+0.06, -0.06) × 10-9 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
4.84 (+0.08, -0.08) × 10-9 erg cm-2 s-1
Counts to flux (obs)3.17 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)4.31 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
945.92 (695)
Spectrum exposure299 s

PC mode. Mean photon arrival: T0+17534 s

NH (Galactic)3.80 × 1020 cm-2
NH (intrinsic)1.4 (+1.2, -1.2) × 1021 cm-2
z of absorber1.329
Photon index1.77 (+0.08, -0.08)
Flux (0.3-10 keV)
(Observed)
1.01 (+0.06, -0.05) × 10-11 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
1.11 (+0.05, -0.05) × 10-11 erg cm-2 s-1
Counts to flux (obs)3.66 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)4.04 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
389.11 (460)
Spectrum exposure11.3 ks

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Late Time spectrum (T0 + 4000 to 46349 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+18530 s

NH (Galactic)3.80 × 1020 cm-2
NH (intrinsic)1.4 (+1.3, -1.2) × 1021 cm-2
z of absorber1.329
Photon index1.77 (+0.08, -0.08)
Flux (0.3-10 keV)
(Observed)
9.4 (+0.6, -0.5) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
1.04 (+0.05, -0.05) × 10-11 erg cm-2 s-1
Counts to flux (obs)3.65 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)4.03 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
373.74 (448)
Spectrum exposure11.1 ks

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