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Swift-XRT spectra of GRB 121011A

Last updated after receiving ObsID 00535764003, version 5.

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Time-averaged spectrum (T0 + 103 to 45015 s)

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WT and PC mode spectra of GRB 121011A

WT mode. Mean photon arrival: T0+119 s

NH (Galactic)2.56 × 1020 cm-2
NH (intrinsic)1.1 (+9.0, -1.1) × 1020 cm-2
z of absorber0
Photon index1.48 (+0.27, -0.18)
Flux (0.3-10 keV)
(Observed)
5.3 (+0.9, -0.9) × 10-10 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
5.5 (+0.8, -0.4) × 10-10 erg cm-2 s-1
Counts to flux (obs)3.97 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)4.14 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
171.63 (226)
Spectrum exposure36 s

PC mode. Mean photon arrival: T0+6031 s

NH (Galactic)2.56 × 1020 cm-2
NH (intrinsic)1.8 (+6.1, -1.8) × 1020 cm-2
z of absorber0
Photon index1.75 (+0.25, -0.21)
Flux (0.3-10 keV)
(Observed)
9.2 (+1.6, -1.4) × 10-13 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
9.9 (+1.3, -1.2) × 10-13 erg cm-2 s-1
Counts to flux (obs)3.66 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)3.95 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
166.18 (174)
Spectrum exposure16.0 ks

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Late Time spectrum (T0 + 4001 to 45015 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+9665 s

NH (Galactic)2.56 × 1020 cm-2
NH (intrinsic)4 (+9, -4) × 1020 cm-2
z of absorber0
Photon index2.1 (+0.4, -0.3)
Flux (0.3-10 keV)
(Observed)
3.5 (+0.9, -0.7) × 10-13 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
4.16 (+2.62, -0.67) × 10-13 erg cm-2 s-1
Counts to flux (obs)3.10 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)3.65 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
106.48 (103)
Spectrum exposure15.3 ks

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