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Swift-XRT spectra of GRB 130508A

Last updated after receiving ObsID 00555413001, version 14

Data were analysed using HEASOFT version 6.32

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Jump to: Time-averaged|Late Time

Time-averaged spectrum (T0 + 134 to 75113 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+146 s

N_H (Galactic)	9.16 × 10²¹ cm^-2
N_H (intrinsic)	1.8 (+7.5, -1.8) × 10²² cm^-2
z of absorber	0
Photon index	0.8 (+1.8, -1.2)
Flux (0.3-10 keV) (Observed)	2.37 (+1.47, -0.98) × 10^-10 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	2.94 (+10.02, -0.95) × 10^-10 erg cm^-2 s^-1
Counts to flux (obs)	9.44 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	1.17 × 10^-10 erg cm^-2 ct^-1
W-stat (dof) What's this?	31.92 (44)
Spectrum exposure	24 s

PC mode. Mean photon arrival: T0+2773 s

N_H (Galactic)	9.16 × 10²¹ cm^-2
N_H (intrinsic)	3.4 (+4.2, -2.5) × 10²² cm^-2
z of absorber	0
Photon index	1.56 (+1.25, -0.97)
Flux (0.3-10 keV) (Observed)	7.1 (+3.0, -2.1) × 10^-13 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	1.3 (+4.6, -0.4) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	9.56 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	1.77 × 10^-10 erg cm^-2 ct^-1
W-stat (dof) What's this?	73.59 (77)
Spectrum exposure	18.4 ks

Late Time spectrum (T0 + 4001 to 75113 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+24184 s

N_H (Galactic)	9.16 × 10²¹ cm^-2
N_H (intrinsic)	5.6 (+171.3, -5.6) × 10²² cm^-2
z of absorber	0
Photon index	0.3 (+4.6, -0.3)
Flux (0.3-10 keV) (Observed)	9.2 (+27.4, -6.8) × 10^-14 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	1.15 (+2.79, -0.48) × 10^-13 erg cm^-2 s^-1
Counts to flux (obs)	2.08 × 10^-10 erg cm^-2 ct^-1
Counts to flux (unabs)	2.61 × 10^-10 erg cm^-2 ct^-1
W-stat (dof) What's this?	6.43 (6)
Spectrum exposure	17.8 ks