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Swift-XRT spectra of GRB 251025B

Last updated after receiving ObsID 03000153001, version 3

Data were analysed using HEASOFT version 6.35.2

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Add time-sliced spectrum.

The spectral fits assume a redshift: 2.003 (GCN 42472)

Jump to: Time-averaged|Late Time

Time-averaged spectrum (T0 + 2779 to 4491 s)

Download spectral files for Time-averaged spectrum.

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PC mode spectrum of Time-averaged

PC mode. Mean photon arrival: T0+3721 s

N_H (Galactic)	5.55 × 10²⁰ cm^-2
N_H (intrinsic)	1.4 (+1.0, -0.8) × 10²² cm^-2
z of absorber	2.003
Photon index	1.93 (+0.24, -0.22)
Flux (0.3-10 keV) (Observed)	1.02 (+0.16, -0.14) × 10^-11 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	1.31 (+0.16, -0.15) × 10^-11 erg cm^-2 s^-1
Counts to flux (obs)	3.59 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.62 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	147.27 (194)
Spectrum exposure	1.7 ks

Late Time spectrum (T0 + 4000 to 4491 s)

Download spectral files for Late Time spectrum.

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+4271 s

N_H (Galactic)	5.55 × 10²⁰ cm^-2
N_H (intrinsic)	1.6 (+1.8, -1.3) × 10²² cm^-2
z of absorber	2.003
Photon index	1.9 (+0.4, -0.4)
Flux (0.3-10 keV) (Observed)	10.0 (+2.8, -2.1) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	1.30 (+0.28, -0.23) × 10^-11 erg cm^-2 s^-1
Counts to flux (obs)	3.60 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.70 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	68.16 (89)
Spectrum exposure	491 s