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Swift-XRT spectra of GRB 240825A

Last updated after receiving ObsID 01250617016, version 12

Data were analysed using HEASOFT version 6.35.2

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Add time-sliced spectrum.

The spectral fits assume a redshift: 0.659 (GCN 37293)

Jump to: Time-averaged|Late Time

Time-averaged spectrum (T0 + 86 to 89889 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+522 s

N_H (Galactic)	5.28 × 10²⁰ cm^-2
N_H (intrinsic)	1.09 (+0.04, -0.04) × 10²² cm^-2
z of absorber	0.659
Photon index	1.651 (+0.018, -0.017)
Flux (0.3-10 keV) (Observed)	3.53 (+0.04, -0.04) × 10^-9 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	4.60 (+0.04, -0.04) × 10^-9 erg cm^-2 s^-1
Counts to flux (obs)	4.63 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	6.03 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	1007.80 (908)
Spectrum exposure	1.2 ks

PC mode. Mean photon arrival: T0+26113 s

N_H (Galactic)	5.28 × 10²⁰ cm^-2
N_H (intrinsic)	8.8 (+1.5, -1.4) × 10²¹ cm^-2
z of absorber	0.659
Photon index	1.76 (+0.09, -0.09)
Flux (0.3-10 keV) (Observed)	2.18 (+0.12, -0.11) × 10^-11 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	2.91 (+0.13, -0.12) × 10^-11 erg cm^-2 s^-1
Counts to flux (obs)	4.40 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	5.87 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	447.47 (523)
Spectrum exposure	10.3 ks

Late Time spectrum (T0 + 4773 to 89889 s)

Download spectral files for Late Time spectrum.

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+26113 s

N_H (Galactic)	5.28 × 10²⁰ cm^-2
N_H (intrinsic)	8.8 (+1.5, -1.4) × 10²¹ cm^-2
z of absorber	0.659
Photon index	1.76 (+0.09, -0.09)
Flux (0.3-10 keV) (Observed)	2.18 (+0.12, -0.11) × 10^-11 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	2.91 (+0.13, -0.12) × 10^-11 erg cm^-2 s^-1
Counts to flux (obs)	4.40 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	5.87 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	447.47 (523)
Spectrum exposure	10.3 ks