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Swift-XRT spectra of GRB 250407A

Last updated after receiving ObsID 00021826001, version 12

Data were analysed using HEASOFT version 6.35.2

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Time-averaged spectrum (T0 + 18788 to 47123 s)

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PC mode spectrum of Time-averaged

PC mode. Mean photon arrival: T0+32561 s

NH (Galactic)7.04 × 1020 cm-2
NH (intrinsic)3.21 (+1.03, -0.92) × 1021 cm-2
z of absorber0
Photon index1.90 (+0.19, -0.18)
Flux (0.3-10 keV)
(Observed)
2.67 (+0.30, -0.26) × 10-11 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
3.9 (+0.3, -0.4) × 10-11 erg cm-2 s-1
Counts to flux (obs)4.23 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)6.21 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
283.00 (302)
Spectrum exposure1.8 ks