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Swift-XRT spectra of GRB 220930A

Last updated after receiving ObsID 01125809008, version 14

Data were analysed using HEASOFT version 6.35.2

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Jump to: Time-averaged|Late Time


Time-averaged spectrum (T0 + 176 to 35923 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+300 s

NH (Galactic)2.82 × 1021 cm-2
NH (intrinsic)2.4 (+0.6, -0.6) × 1021 cm-2
z of absorber0
Photon index1.55 (+0.08, -0.08)
Flux (0.3-10 keV)
(Observed)
5.85 (+0.26, -0.25) × 10-10 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
7.64 (+0.27, -0.26) × 10-10 erg cm-2 s-1
Counts to flux (obs)5.22 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)6.82 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
676.20 (662)
Spectrum exposure390 s

PC mode. Mean photon arrival: T0+8632 s

NH (Galactic)2.82 × 1021 cm-2
NH (intrinsic)3.3 (+1.2, -1.1) × 1021 cm-2
z of absorber0
Photon index1.80 (+0.16, -0.15)
Flux (0.3-10 keV)
(Observed)
1.98 (+0.17, -0.16) × 10-11 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
2.98 (+0.26, -0.21) × 10-11 erg cm-2 s-1
Counts to flux (obs)4.90 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)7.36 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
332.70 (397)
Spectrum exposure6.5 ks

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Late Time spectrum (T0 + 5118 to 35923 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+15388 s

NH (Galactic)2.82 × 1021 cm-2
NH (intrinsic)3.5 (+1.8, -1.5) × 1021 cm-2
z of absorber0
Photon index1.82 (+0.23, -0.21)
Flux (0.3-10 keV)
(Observed)
8.27 (+1.01, -0.89) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
1.26 (+0.18, -0.13) × 10-11 erg cm-2 s-1
Counts to flux (obs)4.88 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)7.46 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
282.80 (286)
Spectrum exposure5.6 ks

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