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Swift-XRT spectra of GRB 180325A

Last updated after receiving ObsID 00817564003, version 9

Data were analysed using HEASOFT version 6.35.2

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The spectral fits assume a redshift: 2.25 (GCN 22535)

Jump to: Time-averaged|Late Time

Time-averaged spectrum (T0 + 79 to 39352 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+182 s

N_H (Galactic)	1.29 × 10²⁰ cm^-2
N_H (intrinsic)	1.00 (+0.23, -0.22) × 10²² cm^-2
z of absorber	2.25
Photon index	1.41 (+0.04, -0.04)
Flux (0.3-10 keV) (Observed)	1.96 (+0.07, -0.07) × 10^-9 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	2.10 (+0.06, -0.06) × 10^-9 erg cm^-2 s^-1
Counts to flux (obs)	4.60 × 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?	696.92 (711)
Spectrum exposure	372 s

PC mode. Mean photon arrival: T0+11526 s

N_H (Galactic)	1.29 × 10²⁰ cm^-2
N_H (intrinsic)	1.3 (+0.4, -0.4) × 10²² cm^-2
z of absorber	2.25
Photon index	1.79 (+0.09, -0.09)
Flux (0.3-10 keV) (Observed)	1.58 (+0.10, -0.09) × 10^-11 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	1.83 (+0.09, -0.09) × 10^-11 erg cm^-2 s^-1
Counts to flux (obs)	3.68 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.25 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	416.32 (423)
Spectrum exposure	7.8 ks

Late Time spectrum (T0 + 4835 to 39352 s)

Download spectral files for Late Time spectrum.

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+11526 s

N_H (Galactic)	1.29 × 10²⁰ cm^-2
N_H (intrinsic)	1.3 (+0.4, -0.4) × 10²² cm^-2
z of absorber	2.25
Photon index	1.79 (+0.09, -0.09)
Flux (0.3-10 keV) (Observed)	1.58 (+0.10, -0.09) × 10^-11 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	1.83 (+0.09, -0.09) × 10^-11 erg cm^-2 s^-1
Counts to flux (obs)	3.68 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.25 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	416.32 (423)
Spectrum exposure	7.8 ks