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Swift-XRT spectra of GRB 130102A

Last updated after receiving ObsID 00544784001, version 16.

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Time-averaged spectrum (T0 + 122 to 76593 s)

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WT and PC mode spectra of GRB 130102A

WT mode. Mean photon arrival: T0+148 s

NH (Galactic)9.40 × 1021 cm-2
NH (intrinsic)1.1 (+0.9, -0.7) × 1022 cm-2
z of absorber0
Photon index1.4 (+0.4, -0.4)
Flux (0.3-10 keV)
(Observed)
4.6 (+0.8, -0.7) × 10-10 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
6.61 (+1.75, -0.97) × 10-10 erg cm-2 s-1
Counts to flux (obs)7.33 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)1.06 × 10-10 erg cm-2 ct-1
W-stat (dof)
What's this?
181.20 (273)
Spectrum exposure60 s

PC mode. Mean photon arrival: T0+2987 s

NH (Galactic)9.40 × 1021 cm-2
NH (intrinsic)9 (+6, -5) × 1021 cm-2
z of absorber0
Photon index2.0 (+0.4, -0.3)
Flux (0.3-10 keV)
(Observed)
1.85 (+0.28, -0.24) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
3.83 (+1.57, -0.76) × 10-12 erg cm-2 s-1
Counts to flux (obs)6.06 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)1.25 × 10-10 erg cm-2 ct-1
W-stat (dof)
What's this?
228.03 (241)
Spectrum exposure21.2 ks

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Late Time spectrum (T0 + 5334 to 76593 s)

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PC mode spectrum of GRB 130102A

PC mode. Mean photon arrival: T0+24567 s

NH (Galactic)9.40 × 1021 cm-2
NH (intrinsic)0 (+1.64 × 1022, -0) cm-2
z of absorber0
Photon index1.38 (+1.09, -0.48)
Flux (0.3-10 keV)
(Observed)
1.5 (+0.6, -0.6) × 10-13 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
1.99 (+1.66, -0.56) × 10-13 erg cm-2 s-1
Counts to flux (obs)6.74 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)8.85 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
29.95 (33)
Spectrum exposure19.3 ks

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