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Swift-XRT spectra of GRB 120102A

Last updated after receiving ObsID 00510922007, version 6

Data were analysed using HEASOFT version 6.32

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Jump to: Time-averaged|Late Time


Time-averaged spectrum (T0 + 119 to 74220 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+132 s

NH (Galactic)1.47 × 1021 cm-2
NH (intrinsic)6.5 (+12.5, -6.5) × 1020 cm-2
z of absorber0
Photon index2.4 (+0.5, -0.4)
Flux (0.3-10 keV)
(Observed)
4.60 (+1.05, -0.85) × 10-10 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
7.6 (+2.8, -1.3) × 10-10 erg cm-2 s-1
Counts to flux (obs)2.80 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)4.61 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
94.77 (133)
Spectrum exposure35 s

PC mode. Mean photon arrival: T0+17167 s

NH (Galactic)1.47 × 1021 cm-2
NH (intrinsic)1.8 (+0.3, -0.3) × 1021 cm-2
z of absorber0
Photon index1.86 (+0.07, -0.07)
Flux (0.3-10 keV)
(Observed)
1.73 (+0.07, -0.07) × 10-11 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
2.42 (+0.08, -0.08) × 10-11 erg cm-2 s-1
Counts to flux (obs)4.03 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)5.64 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
626.81 (619)
Spectrum exposure19.4 ks

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Late Time spectrum (T0 + 4528 to 74220 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+19635 s

NH (Galactic)1.47 × 1021 cm-2
NH (intrinsic)2.1 (+0.4, -0.4) × 1021 cm-2
z of absorber0
Photon index1.94 (+0.08, -0.08)
Flux (0.3-10 keV)
(Observed)
1.41 (+0.06, -0.06) × 10-11 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
2.08 (+0.07, -0.06) × 10-11 erg cm-2 s-1
Counts to flux (obs)3.87 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)5.72 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
571.51 (583)
Spectrum exposure18.4 ks

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