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Swift-XRT spectra of GRB 060428B

Last updated after receiving ObsID 00207399009, version 35

Data were analysed using HEASOFT version 6.32

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Jump to: Time-averaged|Late Time

Time-averaged spectrum (T0 + 211 to 56608 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+268 s

N_H (Galactic)	1.38 × 10²⁰ cm^-2
N_H (intrinsic)	4.9 (+1.4, -1.3) × 10²⁰ cm^-2
z of absorber	0
Photon index	2.80 (+0.09, -0.09)
Flux (0.3-10 keV) (Observed)	4.87 (+0.17, -0.17) × 10^-10 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	6.84 (+0.27, -0.40) × 10^-10 erg cm^-2 s^-1
Counts to flux (obs)	2.45 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	3.44 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	365.57 (401)
Spectrum exposure	205 s

PC mode. Mean photon arrival: T0+8406 s

N_H (Galactic)	1.38 × 10²⁰ cm^-2
N_H (intrinsic)	0 (+1.78 × 10²⁰, -0) cm^-2
z of absorber	0
Photon index	2.012 (+0.117, -0.098)
Flux (0.3-10 keV) (Observed)	1.48 (+0.11, -0.12) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	1.54 (+0.11, -0.14) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	3.14 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	3.27 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	241.72 (258)
Spectrum exposure	19.1 ks

Late Time spectrum (T0 + 4427 to 56608 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+15164 s

N_H (Galactic)	1.38 × 10²⁰ cm^-2
N_H (intrinsic)	10 (+47, -10) × 10¹⁹ cm^-2
z of absorber	0
Photon index	2.03 (+0.24, -0.17)
Flux (0.3-10 keV) (Observed)	7.2 (+0.9, -0.9) × 10^-13 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	7.7 (+0.9, -0.9) × 10^-13 erg cm^-2 s^-1
Counts to flux (obs)	3.13 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	3.34 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	158.12 (187)
Spectrum exposure	18.3 ks