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Swift-XRT spectra of GRB 130122A

Last updated after receiving ObsID 00546731009, version 11

Data were analysed using HEASOFT version 6.32

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Jump to: Time-averaged|Late Time

Time-averaged spectrum (T0 + 120 to 57270 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+141 s

N_H (Galactic)	9.58 × 10¹⁹ cm^-2
N_H (intrinsic)	5.0 (+14.3, -5.0) × 10²⁰ cm^-2
z of absorber	0
Photon index	1.10 (+0.34, -0.28)
Flux (0.3-10 keV) (Observed)	2.4 (+0.6, -0.5) × 10^-10 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	2.4 (+0.5, -0.4) × 10^-10 erg cm^-2 s^-1
Counts to flux (obs)	5.21 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	5.38 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	100.41 (145)
Spectrum exposure	44 s

PC mode. Mean photon arrival: T0+7904 s

N_H (Galactic)	9.58 × 10¹⁹ cm^-2
N_H (intrinsic)	1.0 (+0.6, -0.5) × 10²¹ cm^-2
z of absorber	0
Photon index	1.70 (+0.20, -0.19)
Flux (0.3-10 keV) (Observed)	1.76 (+0.24, -0.21) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	2.03 (+0.20, -0.19) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	3.95 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.57 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	203.16 (260)
Spectrum exposure	20.3 ks

Late Time spectrum (T0 + 4001 to 57270 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+18432 s

N_H (Galactic)	9.58 × 10¹⁹ cm^-2
N_H (intrinsic)	2.3 (+1.2, -1.0) × 10²¹ cm^-2
z of absorber	0
Photon index	2.6 (+0.4, -0.4)
Flux (0.3-10 keV) (Observed)	3.5 (+0.7, -0.5) × 10^-13 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	6.9 (+3.2, -1.3) × 10^-13 erg cm^-2 s^-1
Counts to flux (obs)	2.69 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	5.38 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	94.36 (137)
Spectrum exposure	19.8 ks