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Swift-XRT spectra of GRB 230325A

Last updated after receiving ObsID 01161390010, version 17

Data were analysed using HEASOFT version 6.32

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Add time-sliced spectrum.

The spectral fits assume a redshift: 1.664 (GCN 33521)

Jump to: Time-averaged|Late Time

Time-averaged spectrum (T0 + 100 to 67607 s)

Download spectral files for Time-averaged spectrum.

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+142 s

N_H (Galactic)	4.88 × 10²⁰ cm^-2
N_H (intrinsic)	2.5 (+0.4, -0.4) × 10²² cm^-2
z of absorber	1.664
Photon index	2.01 (+0.09, -0.09)
Flux (0.3-10 keV) (Observed)	6.8 (+0.4, -0.4) × 10^-10 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	9.8 (+0.5, -0.5) × 10^-10 erg cm^-2 s^-1
Counts to flux (obs)	3.54 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	5.13 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	445.09 (502)
Spectrum exposure	139 s

PC mode. Mean photon arrival: T0+13083 s

N_H (Galactic)	4.88 × 10²⁰ cm^-2
N_H (intrinsic)	1.7 (+0.7, -0.6) × 10²² cm^-2
z of absorber	1.664
Photon index	2.08 (+0.21, -0.19)
Flux (0.3-10 keV) (Observed)	2.7 (+0.3, -0.3) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	3.9 (+0.5, -0.4) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	3.37 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.81 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	183.50 (238)
Spectrum exposure	9.5 ks

Late Time spectrum (T0 + 4001 to 67607 s)

Download spectral files for Late Time spectrum.

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+22047 s

N_H (Galactic)	4.88 × 10²⁰ cm^-2
N_H (intrinsic)	1.0 (+0.8, -0.7) × 10²² cm^-2
z of absorber	1.664
Photon index	1.88 (+0.25, -0.24)
Flux (0.3-10 keV) (Observed)	1.56 (+0.27, -0.23) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	1.96 (+0.26, -0.23) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	3.65 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.58 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	148.83 (171)
Spectrum exposure	9.0 ks