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Swift/XRT spectra of GRB 091130B

Last updated using ObsID 00377487015, version 15

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Time-averaged spectrum (T0 + 91 to 104295 s)

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WT and PC mode spectra of GRB 091130B

WT mode. Mean photon arrival: T0+132 s

NH (Galactic)8.0e+19 cm-2
NH (intrinsic)2.26 (+0.18, -0.17) x 1021 cm-2
z of absorber0
Photon index2.270 (+0.067, -0.066)
Flux (0.3-10 keV)
(Observed)		4.73 (+0.15, -0.16) x 10-9 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)		8.3 x 10-9 erg cm-2 s-1
Counts to flux (obs)3.5 x 10-11 erg cm-2 ct-1
Counts to flux (unabs)6.0 x 10-11 erg cm-2 ct-1
C-stat (dof)660.92 (590)
Exposure time139 s

PC mode. Mean photon arrival: T0+36525 s

NH (Galactic)8.0e+19 cm-2
NH (intrinsic)1.84 (+0.15, -0.32) x 1021 cm-2
z of absorber0
Photon index2.537 (+0.074, -0.134)
Flux (0.3-10 keV)
(Observed)		1.21 (+0.12, -0.18) x 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)		2.4 x 10-12 erg cm-2 s-1
Counts to flux (obs)3.2 x 10-11 erg cm-2 ct-1
Counts to flux (unabs)6.3 x 10-11 erg cm-2 ct-1
C-stat (dof)318.08 (354)
Exposure time39.6 ks

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Late Time spectrum (T0 + 4000 to 104263 s)

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PC mode spectrum of GRB 091130B

PC mode. Mean photon arrival: T0+40529 s

NH (Galactic)8.0e+19 cm-2
NH (intrinsic)1.95 (+0.18, -0.34) x 1021 cm-2
z of absorber0
Photon index2.527 (+0.075, -0.135)
Flux (0.3-10 keV)
(Observed)		1.15 (+0.11, -0.15) x 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)		2.3 x 10-12 erg cm-2 s-1
Counts to flux (obs)3.2 x 10-11 erg cm-2 ct-1
Counts to flux (unabs)6.4 x 10-11 erg cm-2 ct-1
C-stat (dof)318.80 (367)
Exposure time44.1 ks

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