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Swift-XRT spectra of GRB 211207A

Last updated after receiving ObsID 01088376001, version 12

Data were analysed using HEASOFT version 6.29

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Add time-sliced spectrum.

The spectral fits assume a redshift: 2.272 (GCN 31188)

Jump to: Time-averaged|Late Time

Time-averaged spectrum (T0 + 87 to 57193 s)

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PC mode spectrum of Time-averaged

PC mode. Mean photon arrival: T0+3256 s

N_H (Galactic)	4.94 × 10²⁰ cm^-2
N_H (intrinsic)	1.57 (+1.15, -0.96) × 10²² cm^-2
z of absorber	2.272
Photon index	2.02 (+0.25, -0.24)
Flux (0.3-10 keV) (Observed)	1.36 (+0.23, -0.19) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	1.77 (+0.24, -0.21) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	3.35 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.36 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	147.94 (178)
Spectrum exposure	9.3 ks

Late Time spectrum (T0 + 4877 to 57193 s)

Download spectral files for Late Time spectrum.

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+17817 s

N_H (Galactic)	4.94 × 10²⁰ cm^-2
N_H (intrinsic)	7.7 (+30.0, -7.7) × 10²¹ cm^-2
z of absorber	2.272
Photon index	2.5 (+1.0, -0.7)
Flux (0.3-10 keV) (Observed)	2.03 (+1.01, -0.64) × 10^-13 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	2.89 (+2.92, -0.71) × 10^-13 erg cm^-2 s^-1
Counts to flux (obs)	2.76 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	3.93 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	33.30 (39)
Spectrum exposure	7.8 ks