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Swift-XRT spectra of GRB 230805B

Last updated after receiving ObsID 01183217002, version 28

Data were analysed using HEASOFT version 6.35.2

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Jump to: Time-averaged|Late Time

Time-averaged spectrum (T0 + 195 to 74491 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+200 s

N_H (Galactic)	1.41 × 10²⁰ cm^-2
N_H (intrinsic)	1.8 (+4.0, -1.8) × 10²¹ cm^-2
z of absorber	0
Photon index	1.89 (+1.22, -0.77)
Flux (0.3-10 keV) (Observed)	1.63 (+1.13, -0.71) × 10^-10 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	2.1 (+0.9, -0.6) × 10^-10 erg cm^-2 s^-1
Counts to flux (obs)	3.10 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.05 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	35.83 (46)
Spectrum exposure	12 s

PC mode. Mean photon arrival: T0+5168 s

N_H (Galactic)	1.41 × 10²⁰ cm^-2
N_H (intrinsic)	1.1 (+0.9, -0.7) × 10²¹ cm^-2
z of absorber	0
Photon index	1.85 (+0.28, -0.26)
Flux (0.3-10 keV) (Observed)	1.45 (+0.25, -0.21) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	1.77 (+0.23, -0.21) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	3.77 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.59 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	158.15 (189)
Spectrum exposure	13.4 ks

Late Time spectrum (T0 + 6305 to 74491 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+14726 s

N_H (Galactic)	1.41 × 10²⁰ cm^-2
N_H (intrinsic)	6.9 (+14.7, -6.9) × 10²⁰ cm^-2
z of absorber	0
Photon index	1.9 (+0.5, -0.4)
Flux (0.3-10 keV) (Observed)	3.63 (+1.19, -0.87) × 10^-13 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	4.28 (+1.04, -0.85) × 10^-13 erg cm^-2 s^-1
Counts to flux (obs)	3.52 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.14 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	79.18 (76)
Spectrum exposure	11.7 ks