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Swift-XRT spectra of GRB 180624A

Last updated after receiving ObsID 00844192005, version 14

Data were analysed using HEASOFT version 6.32

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The spectral fits assume a redshift: 2.855 (GCN 22845)

Jump to: Time-averaged|Late Time


Time-averaged spectrum (T0 + 118 to 61977 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+347 s

NH (Galactic)4.59 × 1020 cm-2
NH (intrinsic)2.57 (+0.24, -0.23) × 1022 cm-2
z of absorber2.855
Photon index1.362 (+0.022, -0.022)
Flux (0.3-10 keV)
(Observed)
3.26 (+0.05, -0.05) × 10-9 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
3.59 (+0.05, -0.05) × 10-9 erg cm-2 s-1
Counts to flux (obs)4.93 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)5.44 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
988.90 (862)
Spectrum exposure538 s

PC mode. Mean photon arrival: T0+12606 s

NH (Galactic)4.59 × 1020 cm-2
NH (intrinsic)1.0 (+0.9, -0.8) × 1022 cm-2
z of absorber2.855
Photon index1.97 (+0.15, -0.15)
Flux (0.3-10 keV)
(Observed)
2.29 (+0.23, -0.21) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
2.74 (+0.22, -0.21) × 10-12 erg cm-2 s-1
Counts to flux (obs)3.32 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)3.97 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
263.64 (282)
Spectrum exposure13.1 ks

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Late Time spectrum (T0 + 4000 to 61977 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+12770 s

NH (Galactic)4.59 × 1020 cm-2
NH (intrinsic)1.1 (+0.9, -0.8) × 1022 cm-2
z of absorber2.855
Photon index1.99 (+0.16, -0.15)
Flux (0.3-10 keV)
(Observed)
2.24 (+0.23, -0.20) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
2.70 (+0.22, -0.21) × 10-12 erg cm-2 s-1
Counts to flux (obs)3.29 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)3.96 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
260.76 (277)
Spectrum exposure13.0 ks

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