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Swift-XRT spectra of GRB 121117A

Last updated after receiving ObsID 00538696001, version 16

Data were analysed using HEASOFT version 6.32

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Jump to: Time-averaged|Late Time

Time-averaged spectrum (T0 + 55 to 113937 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+111 s

N_H (Galactic)	6.32 × 10²⁰ cm^-2
N_H (intrinsic)	0 (+5.02 × 10²⁰, -0) cm^-2
z of absorber	0
Photon index	1.391 (+0.216, -0.078)
Flux (0.3-10 keV) (Observed)	2.22 (+0.21, -0.31) × 10^-10 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	2.36 (+0.19, -0.25) × 10^-10 erg cm^-2 s^-1
Counts to flux (obs)	4.43 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.73 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	260.19 (326)
Spectrum exposure	147 s

PC mode. Mean photon arrival: T0+11272 s

N_H (Galactic)	6.32 × 10²⁰ cm^-2
N_H (intrinsic)	0 (+9.40 × 10²⁰, -0) cm^-2
z of absorber	0
Photon index	1.98 (+0.42, -0.21)
Flux (0.3-10 keV) (Observed)	2.6 (+0.4, -0.5) × 10^-13 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	3.0 (+0.6, -0.6) × 10^-13 erg cm^-2 s^-1
Counts to flux (obs)	3.25 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	3.76 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	74.85 (99)
Spectrum exposure	21.8 ks

Late Time spectrum (T0 + 4000 to 113937 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+12268 s

N_H (Galactic)	6.32 × 10²⁰ cm^-2
N_H (intrinsic)	1.3 (+11.0, -1.3) × 10²⁰ cm^-2
z of absorber	0
Photon index	2.16 (+0.48, -0.29)
Flux (0.3-10 keV) (Observed)	2.2 (+0.5, -0.5) × 10^-13 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	2.7 (+0.6, -0.5) × 10^-13 erg cm^-2 s^-1
Counts to flux (obs)	3.02 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	3.72 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	74.66 (87)
Spectrum exposure	21.4 ks