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Swift-XRT spectra of GRB 240912A

Last updated after receiving ObsID 01253910002, version 10

Data were analysed using HEASOFT version 6.32

About these products.

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Add time-sliced spectrum.

The spectral fits assume a redshift: 1.234 (GCN 37469)

Jump to: Time-averaged|Late Time

Time-averaged spectrum (T0 + 109 to 45659 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+403 s

N_H (Galactic)	5.56 × 10²⁰ cm^-2
N_H (intrinsic)	2.61 (+0.29, -0.29) × 10²¹ cm^-2
z of absorber	1.234
Photon index	1.925 (+0.020, -0.020)
Flux (0.3-10 keV) (Observed)	2.066 (+0.026, -0.026) × 10^-9 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	2.481 (+0.026, -0.025) × 10^-9 erg cm^-2 s^-1
Counts to flux (obs)	3.40 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.09 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	921.14 (828)
Spectrum exposure	955 s

PC mode. Mean photon arrival: T0+12958 s

N_H (Galactic)	5.56 × 10²⁰ cm^-2
N_H (intrinsic)	9.3 (+12.0, -9.3) × 10²⁰ cm^-2
z of absorber	1.234
Photon index	1.86 (+0.09, -0.09)
Flux (0.3-10 keV) (Observed)	2.32 (+0.14, -0.13) × 10^-11 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	2.65 (+0.12, -0.12) × 10^-11 erg cm^-2 s^-1
Counts to flux (obs)	3.61 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.12 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	434.79 (426)
Spectrum exposure	6.0 ks

Late Time spectrum (T0 + 4821 to 45659 s)

Download spectral files for Late Time spectrum.

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+16273 s

N_H (Galactic)	5.56 × 10²⁰ cm^-2
N_H (intrinsic)	2.5 (+1.5, -1.4) × 10²¹ cm^-2
z of absorber	1.234
Photon index	1.86 (+0.10, -0.10)
Flux (0.3-10 keV) (Observed)	1.75 (+0.12, -0.11) × 10^-11 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	2.07 (+0.11, -0.11) × 10^-11 erg cm^-2 s^-1
Counts to flux (obs)	3.65 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.30 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	391.95 (400)
Spectrum exposure	5.5 ks