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Swift-XRT spectra of GRB 131127A

Last updated after receiving ObsID 00579571002, version 9

Data were analysed using HEASOFT version 6.32

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Jump to: Time-averaged|Late Time

Time-averaged spectrum (T0 + 100 to 45998 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+120 s

N_H (Galactic)	1.73 × 10²¹ cm^-2
N_H (intrinsic)	2.9 (+0.9, -0.8) × 10²¹ cm^-2
z of absorber	0
Photon index	3.6 (+0.4, -0.3)
Flux (0.3-10 keV) (Observed)	2.90 (+0.25, -0.24) × 10^-10 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	1.8 (+0.9, -0.5) × 10^-9 erg cm^-2 s^-1
Counts to flux (obs)	2.13 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	1.34 × 10^-10 erg cm^-2 ct^-1
W-stat (dof) What's this?	205.99 (234)
Spectrum exposure	60 s

PC mode. Mean photon arrival: T0+4198 s

N_H (Galactic)	1.73 × 10²¹ cm^-2
N_H (intrinsic)	1.5 (+0.6, -0.6) × 10²¹ cm^-2
z of absorber	0
Photon index	2.12 (+0.15, -0.14)
Flux (0.3-10 keV) (Observed)	4.6 (+0.4, -0.3) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	7.3 (+0.4, -0.6) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	3.50 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	5.57 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	385.23 (361)
Spectrum exposure	12.6 ks

Late Time spectrum (T0 + 4458 to 45998 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+8935 s

N_H (Galactic)	1.73 × 10²¹ cm^-2
N_H (intrinsic)	1.97 (+1.06, -0.94) × 10²¹ cm^-2
z of absorber	0
Photon index	2.12 (+0.24, -0.22)
Flux (0.3-10 keV) (Observed)	1.87 (+0.24, -0.21) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	3.1 (+0.5, -0.4) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	3.61 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	5.92 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	208.30 (242)
Spectrum exposure	11.5 ks