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Swift-XRT spectra of GRB 190828B

Last updated after receiving ObsID 00922808006, version 8

Data were analysed using HEASOFT version 6.32

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Jump to: Time-averaged|Late Time

Time-averaged spectrum (T0 + 60 to 28114 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+92 s

N_H (Galactic)	6.84 × 10²⁰ cm^-2
N_H (intrinsic)	1.1 (+0.5, -0.4) × 10²¹ cm^-2
z of absorber	0
Photon index	1.64 (+0.12, -0.11)
Flux (0.3-10 keV) (Observed)	7.8 (+0.6, -0.5) × 10^-10 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	9.3 (+0.5, -0.5) × 10^-10 erg cm^-2 s^-1
Counts to flux (obs)	4.15 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.96 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	359.22 (466)
Spectrum exposure	90 s

PC mode. Mean photon arrival: T0+4206 s

N_H (Galactic)	6.84 × 10²⁰ cm^-2
N_H (intrinsic)	8.6 (+3.1, -2.9) × 10²⁰ cm^-2
z of absorber	0
Photon index	1.973 (+0.101, -0.099)
Flux (0.3-10 keV) (Observed)	3.19 (+0.19, -0.18) × 10^-11 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	4.14 (+0.20, -0.19) × 10^-11 erg cm^-2 s^-1
Counts to flux (obs)	3.45 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.49 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	399.50 (432)
Spectrum exposure	4.6 ks

Late Time spectrum (T0 + 5433 to 28114 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+9919 s

N_H (Galactic)	6.84 × 10²⁰ cm^-2
N_H (intrinsic)	7 (+5, -5) × 10²⁰ cm^-2
z of absorber	0
Photon index	1.90 (+0.17, -0.16)
Flux (0.3-10 keV) (Observed)	1.21 (+0.12, -0.11) × 10^-11 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	1.52 (+0.12, -0.11) × 10^-11 erg cm^-2 s^-1
Counts to flux (obs)	3.57 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.46 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	301.07 (297)
Spectrum exposure	3.0 ks