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Swift-XRT spectra of GRB 091202

Last updated after receiving ObsID 00020123002, version 6.

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Time-averaged spectrum (T0 + 2364 to 26884 s)

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PC mode spectrum of GRB 091202

PC mode. Mean photon arrival: T0+9120 s

NH (Galactic)3.9 × 1020 cm-2
NH (intrinsic)2.6 (+3.1, -2.5) × 1021 cm-2
z of absorber0
Photon index1.98 (+1.21, -0.84)
Flux (0.3-10 keV)
(Observed)
2.37 (+1.82, -0.90) × 10-13 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
3.5 (+2.0, -1.2) × 10-13 erg cm-2 s-1
Counts to flux (obs)3.8 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)5.7 × 10-11 erg cm-2 ct-1
C-stat (dof)20.56 (24)
Exposure time5.6 ks

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Late Time spectrum (T0 + 4000 to 26884 s)

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PC mode spectrum of GRB 091202

PC mode. Mean photon arrival: T0+14007 s

NH (Galactic)3.9 × 1020 cm-2
NH (intrinsic)2.0 (+5.3, -1.9) × 1021 cm-2
z of absorber0
Photon index2.2 (+1.8, -1.2)
Flux (0.3-10 keV)
(Observed)
1.68 (+1.95, -0.83) × 10-13 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
2.8 (+5.3, -1.4) × 10-13 erg cm-2 s-1
Counts to flux (obs)3.6 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)6.1 × 10-11 erg cm-2 ct-1
C-stat (dof)5.76 (12)
Exposure time4.2 ks

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