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Swift-XRT spectra of GRB 220430A

Last updated after receiving ObsID 01104692001, version 12

Data were analysed using HEASOFT version 6.29

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Jump to: Time-averaged|Late Time


Time-averaged spectrum (T0 + 55 to 61844 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+185 s

NH (Galactic)6.47 × 1021 cm-2
NH (intrinsic)4.0 (+0.7, -0.6) × 1021 cm-2
z of absorber0
Photon index1.65 (+0.05, -0.05)
Flux (0.3-10 keV)
(Observed)
1.80 (+0.05, -0.04) × 10-9 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
2.72 (+0.08, -0.08) × 10-9 erg cm-2 s-1
Counts to flux (obs)5.72 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)8.61 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
773.84 (812)
Spectrum exposure539 s

PC mode. Mean photon arrival: T0+12506 s

NH (Galactic)6.47 × 1021 cm-2
NH (intrinsic)3.6 (+1.9, -1.7) × 1021 cm-2
z of absorber0
Photon index1.83 (+0.17, -0.16)
Flux (0.3-10 keV)
(Observed)
1.15 (+0.09, -0.08) × 10-11 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
1.91 (+0.23, -0.17) × 10-11 erg cm-2 s-1
Counts to flux (obs)5.27 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)8.79 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
398.95 (437)
Spectrum exposure10.4 ks

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Late Time spectrum (T0 + 4215 to 61844 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+15922 s

NH (Galactic)6.47 × 1021 cm-2
NH (intrinsic)3.0 (+2.0, -1.8) × 1021 cm-2
z of absorber0
Photon index1.84 (+0.19, -0.18)
Flux (0.3-10 keV)
(Observed)
7.4 (+0.7, -0.6) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
1.23 (+0.17, -0.12) × 10-11 erg cm-2 s-1
Counts to flux (obs)5.18 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)8.54 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
335.23 (396)
Spectrum exposure10.1 ks

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