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Swift-XRT spectra of GRB 120711B

Last updated after receiving ObsID 00526270001, version 7

Data were analysed using HEASOFT version 6.35.2

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Jump to: Time-averaged|Late Time

Time-averaged spectrum (T0 + 208 to 47180 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+256 s

N_H (Galactic)	8.66 × 10²¹ cm^-2
N_H (intrinsic)	3.4 (+1.3, -1.1) × 10²² cm^-2
z of absorber	0
Photon index	1.7 (+0.4, -0.4)
Flux (0.3-10 keV) (Observed)	4.7 (+0.6, -0.6) × 10^-10 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	9.2 (+4.5, -1.9) × 10^-10 erg cm^-2 s^-1
Counts to flux (obs)	8.23 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	1.62 × 10^-10 erg cm^-2 ct^-1
W-stat (dof) What's this?	267.32 (353)
Spectrum exposure	100 s

PC mode. Mean photon arrival: T0+1106 s

N_H (Galactic)	8.66 × 10²¹ cm^-2
N_H (intrinsic)	3.47 (+1.10, -0.96) × 10²² cm^-2
z of absorber	0
Photon index	1.3 (+0.3, -0.3)
Flux (0.3-10 keV) (Observed)	4.3 (+0.5, -0.5) × 10^-11 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	6.95 (+1.58, -0.89) × 10^-11 erg cm^-2 s^-1
Counts to flux (obs)	1.04 × 10^-10 erg cm^-2 ct^-1
Counts to flux (unabs)	1.67 × 10^-10 erg cm^-2 ct^-1
W-stat (dof) What's this?	276.22 (336)
Spectrum exposure	4.4 ks

Late Time spectrum (T0 + 6258 to 47180 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+39801 s

N_H (Galactic)	8.66 × 10²¹ cm^-2
N_H (intrinsic)	5 (+9, -5) × 10²² cm^-2
z of absorber	0
Photon index	6 (+64, -6)
Flux (0.3-10 keV) (Observed)	8 (+82, -5) × 10^-14 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	3.0 (+1.00 × 10¹⁰, -2.9) × 10^-10 erg cm^-2 s^-1
Counts to flux (obs)	3.23 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	1.14 × 10^-7 erg cm^-2 ct^-1
W-stat (dof) What's this?	2.53 (4)
Spectrum exposure	3.9 ks