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Swift/XRT spectra of GRB 090926B

Last updated using ObsID 00370791001, version 4

Related pages: Burst Analyser | Enhanced position | Light curve | Download obs data | SPER analysis

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Time-averaged spectrum (T0 + 94 to 41166 s)

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WT and PC mode spectra of GRB 090926B

WT mode. Mean photon arrival: T0+179 s

NH (Galactic)1.9e+20 cm-2
NH (intrinsic)1.32 (+0.12, -0.11) x 1022 cm-2
z of absorber1.24
Photon index1.877 (+0.060, -0.057)
Flux (0.3-10 keV)
(Observed)		7.71 (+0.28, -0.25) x 10-10 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)		1.1 x 10-9 erg cm-2 s-1
Counts to flux (obs)4.1 x 10-11 erg cm-2 ct-1
Counts to flux (unabs)5.7 x 10-11 erg cm-2 ct-1
C-stat (dof)689.85 (679)
Exposure time306 s

PC mode. Mean photon arrival: T0+2583 s

NH (Galactic)1.9e+20 cm-2
NH (intrinsic)1.47 (+0.41, -0.36) x 1022 cm-2
z of absorber1.24
Photon index1.73 (+0.16, -0.15)
Flux (0.3-10 keV)
(Observed)		2.01 (+0.21, -0.24) x 10-11 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)		2.7 x 10-11 erg cm-2 s-1
Counts to flux (obs)4.9 x 10-11 erg cm-2 ct-1
Counts to flux (unabs)6.6 x 10-11 erg cm-2 ct-1
C-stat (dof)290.75 (347)
Exposure time3.3 ks

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Late Time spectrum (T0 + 5288 to 40014 s)

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PC mode spectrum of GRB 090926B

PC mode. Mean photon arrival: T0+10927 s

NH (Galactic)1.9e+20 cm-2
NH (intrinsic)1.95 (+1.30, -0.99) x 1022 cm-2
z of absorber1.24
Photon index2.30 (+0.53, -0.50)
Flux (0.3-10 keV)
(Observed)		2.51 (+0.74, -1.34) x 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)		4.8 x 10-12 erg cm-2 s-1
Counts to flux (obs)3.8 x 10-11 erg cm-2 ct-1
Counts to flux (unabs)7.2 x 10-11 erg cm-2 ct-1
C-stat (dof)73.43 (81)
Exposure time1.7 ks

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