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Swift-XRT spectra of GRB 100117A

Last updated after receiving ObsID 00382941005, version 26

Data were analysed using HEASOFT version 6.32

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Add time-sliced spectrum.

The spectral fits assume a redshift: 0.92 (Fong et al. 2011)

Jump to: Time-averaged|Late Time

Time-averaged spectrum (T0 + 86 to 93358 s)

Download spectral files for Time-averaged spectrum.

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+159 s

N_H (Galactic)	2.91 × 10²⁰ cm^-2
N_H (intrinsic)	4.3 (+1.8, -1.7) × 10²¹ cm^-2
z of absorber	0.92
Photon index	1.47 (+0.11, -0.11)
Flux (0.3-10 keV) (Observed)	5.1 (+0.4, -0.4) × 10^-10 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	5.7 (+0.4, -0.4) × 10^-10 erg cm^-2 s^-1
Counts to flux (obs)	4.50 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	5.01 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	351.90 (431)
Spectrum exposure	158 s

PC mode. Mean photon arrival: T0+3795 s

N_H (Galactic)	2.91 × 10²⁰ cm^-2
N_H (intrinsic)	7 (+6, -4) × 10²¹ cm^-2
z of absorber	0.92
Photon index	2.7 (+0.6, -0.5)
Flux (0.3-10 keV) (Observed)	3.3 (+1.0, -0.7) × 10^-13 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	6.6 (+4.7, -1.8) × 10^-13 erg cm^-2 s^-1
Counts to flux (obs)	2.72 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	5.42 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	86.59 (93)
Spectrum exposure	31.8 ks

Late Time spectrum (T0 + 5177 to 93358 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+50396 s

N_H (Galactic)	2.91 × 10²⁰ cm^-2
N_H (intrinsic)	2.3 (+5.5, -1.5) × 10²² cm^-2
z of absorber	0.92
Photon index	7 (-7, -4)
Flux (0.3-10 keV) (Observed)	5 (+5, -3) × 10^-15 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	5 (+39, -5) × 10^-13 erg cm^-2 s^-1
Counts to flux (obs)	1.93 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	1.75 × 10^-9 erg cm^-2 ct^-1
W-stat (dof) What's this?	1.47 (5)
Spectrum exposure	31.5 ks