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Swift-XRT spectra of GRB 210905A

Last updated after receiving ObsID 01071993028, version 6

Data were analysed using HEASOFT version 6.32

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The spectral fits assume a redshift: 6.318 (GCN 30771)

Jump to: Time-averaged|Late Time

Time-averaged spectrum (T0 + 98 to 68383 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+299 s

N_H (Galactic)	3.38 × 10²⁰ cm^-2
N_H (intrinsic)	3.5 (+1.8, -1.7) × 10²² cm^-2
z of absorber	6.318
Photon index	1.41 (+0.04, -0.04)
Flux (0.3-10 keV) (Observed)	1.52 (+0.05, -0.05) × 10^-9 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	1.61 (+0.05, -0.04) × 10^-9 erg cm^-2 s^-1
Counts to flux (obs)	4.55 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.82 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	678.21 (701)
Spectrum exposure	209 s

PC mode. Mean photon arrival: T0+17570 s

N_H (Galactic)	3.38 × 10²⁰ cm^-2
N_H (intrinsic)	2.8 (+3.7, -2.8) × 10²² cm^-2
z of absorber	6.318
Photon index	1.86 (+0.13, -0.13)
Flux (0.3-10 keV) (Observed)	9.2 (+0.8, -0.7) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	1.03 (+0.07, -0.07) × 10^-11 erg cm^-2 s^-1
Counts to flux (obs)	3.47 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	3.88 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	310.88 (318)
Spectrum exposure	5.0 ks

Late Time spectrum (T0 + 4002 to 68383 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+22839 s

N_H (Galactic)	3.38 × 10²⁰ cm^-2
N_H (intrinsic)	3 (+4, -3) × 10²² cm^-2
z of absorber	6.318
Photon index	1.88 (+0.15, -0.15)
Flux (0.3-10 keV) (Observed)	6.4 (+0.7, -0.6) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	7.2 (+0.6, -0.6) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	3.44 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	3.87 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	237.72 (281)
Spectrum exposure	4.7 ks