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Swift-XRT spectra of GRB 230325A

Last updated after receiving ObsID 01161390010, version 17

Data were analysed using HEASOFT version 6.35.2

About these products.

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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	2.00 (+0.09, -0.09)
Flux (0.3-10 keV) (Observed)	6.6 (+0.4, -0.4) × 10^-10 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	9.6 (+0.5, -0.5) × 10^-10 erg cm^-2 s^-1
Counts to flux (obs)	3.58 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	5.19 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	430.75 (502)
Spectrum exposure	139 s

PC mode. Mean photon arrival: T0+13092 s

N_H (Galactic)	4.88 × 10²⁰ cm^-2
N_H (intrinsic)	1.6 (+0.8, -0.6) × 10²² cm^-2
z of absorber	1.664
Photon index	2.03 (+0.21, -0.20)
Flux (0.3-10 keV) (Observed)	2.8 (+0.4, -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)	3.53 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.92 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	189.75 (240)
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+21850 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	1.86 (+0.26, -0.24)
Flux (0.3-10 keV) (Observed)	1.63 (+0.29, -0.24) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	2.03 (+0.27, -0.24) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	3.77 × 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?	152.59 (172)
Spectrum exposure	9.0 ks