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Swift-XRT spectra of GRB 250427A

Last updated after receiving ObsID 00019750001, version 2

Data were analysed using HEASOFT version 6.32

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Add time-sliced spectrum.

Jump to: Time-averaged|Late Time

Time-averaged spectrum (T0 + 22940 to 28919 s)

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PC mode spectrum of Time-averaged

PC mode. Mean photon arrival: T0+23930 s

N_H (Galactic)	2.87 × 10²¹ cm^-2
N_H (intrinsic)	0 (+1.27 × 10²¹, -0) cm^-2
z of absorber	0
Photon index	1.78 (+0.39, -0.28)
Flux (0.3-10 keV) (Observed)	2.8 (+0.7, -0.7) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	3.5 (+1.0, -0.8) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	4.26 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	5.30 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	55.12 (61)
Spectrum exposure	1.7 ks

Late Time spectrum (T0 + 22940 to 28919 s)

Download spectral files for Late Time spectrum.

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+23930 s

N_H (Galactic)	2.87 × 10²¹ cm^-2
N_H (intrinsic)	0 (+1.27 × 10²¹, -0) cm^-2
z of absorber	0
Photon index	1.78 (+0.39, -0.28)
Flux (0.3-10 keV) (Observed)	2.8 (+0.7, -0.7) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	3.5 (+1.0, -0.8) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	4.26 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	5.30 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	55.12 (61)
Spectrum exposure	1.7 ks