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Swift-XRT spectra of GRB 250424A

Last updated after receiving ObsID 01306404015, version 12

Data were analysed using HEASOFT version 6.35.2

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Add time-sliced spectrum.

Jump to: Time-averaged|Late Time

Time-averaged spectrum (T0 + 259 to 52886 s)

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PC mode spectrum of Time-averaged

PC mode. Mean photon arrival: T0+14753 s

N_H (Galactic)	6.41 × 10²⁰ cm^-2
N_H (intrinsic)	1.01 (+0.10, -0.09) × 10²² cm^-2
z of absorber	0
Photon index	2.06 (+0.10, -0.10)
Flux (0.3-10 keV) (Observed)	3.39 (+0.15, -0.14) × 10^-11 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	6.8 (+0.6, -0.4) × 10^-11 erg cm^-2 s^-1
Counts to flux (obs)	4.90 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	9.77 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	578.95 (595)
Spectrum exposure	11.3 ks

Late Time spectrum (T0 + 5874 to 52886 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+18646 s

N_H (Galactic)	6.41 × 10²⁰ cm^-2
N_H (intrinsic)	9.8 (+1.1, -1.0) × 10²¹ cm^-2
z of absorber	0
Photon index	2.01 (+0.11, -0.11)
Flux (0.3-10 keV) (Observed)	2.68 (+0.14, -0.13) × 10^-11 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	5.1 (+0.4, -0.3) × 10^-11 erg cm^-2 s^-1
Counts to flux (obs)	4.99 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	9.48 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	560.64 (569)
Spectrum exposure	9.6 ks