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Swift-XRT spectra of GRB 130504A

Last updated after receiving ObsID 00555096001, version 8.

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Time-averaged spectrum (T0 + 99 to 7091 s)

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PC mode spectrum of GRB 130504A

PC mode. Mean photon arrival: T0+2663 s

NH (Galactic)9.6 × 1021 cm-2
NH (intrinsic)2.0 (+0.6, -0.5) × 1022 cm-2
z of absorber0
Photon index1.93 (+0.26, -0.25)
Flux (0.3-10 keV)
(Observed)
3.36 (+0.32, -0.29) × 10-11 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
7.6 (+1.8, -1.3) × 10-11 erg cm-2 s-1
Counts to flux (obs)7 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)1.6 × 10-10 erg cm-2 ct-1
W-stat (dof)
What's this?
357.18 (398)
Spectrum exposure3.7 ks

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Late Time spectrum (T0 + 5241 to 7091 s)

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PC mode spectrum of GRB 130504A

PC mode. Mean photon arrival: T0+6094 s

NH (Galactic)9.6 × 1021 cm-2
NH (intrinsic)1.9 (+0.9, -0.8) × 1022 cm-2
z of absorber0
Photon index1.9 (+0.5, -0.4)
Flux (0.3-10 keV)
(Observed)
1.29 (+0.23, -0.19) × 10-11 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
2.81 (+1.67, -0.67) × 10-11 erg cm-2 s-1
Counts to flux (obs)7 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)1.5 × 10-10 erg cm-2 ct-1
W-stat (dof)
What's this?
174.76 (198)
Spectrum exposure1.9 ks

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