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Swift-XRT spectra of GRB 150430A

Last updated after receiving ObsID 00639433001, version 10

Data were analysed using HEASOFT version 6.26.1

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Jump to: Time-averaged|Late Time


Time-averaged spectrum (T0 + 100 to 23715 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+148 s

NH (Galactic)2.52 × 1020 cm-2
NH (intrinsic)4.6 (+0.5, -0.4) × 1021 cm-2
z of absorber0
Photon index2.31 (+0.10, -0.09)
Flux (0.3-10 keV)
(Observed)
5.53 (+0.26, -0.25) × 10-10 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
1.11 (+0.04, -0.06) × 10-9 erg cm-2 s-1
Counts to flux (obs)3.36 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)6.71 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
479.23 (541)
Spectrum exposure207 s

PC mode. Mean photon arrival: T0+5939 s

NH (Galactic)2.52 × 1020 cm-2
NH (intrinsic)3.9 (+0.7, -0.6) × 1021 cm-2
z of absorber0
Photon index2.10 (+0.14, -0.14)
Flux (0.3-10 keV)
(Observed)
6.5 (+0.5, -0.5) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
1.09 (+0.07, -0.08) × 10-11 erg cm-2 s-1
Counts to flux (obs)3.72 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)6.18 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
351.90 (384)
Spectrum exposure10.3 ks

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Late Time spectrum (T0 + 4000 to 23715 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+8339 s

NH (Galactic)2.52 × 1020 cm-2
NH (intrinsic)3.3 (+0.8, -0.7) × 1021 cm-2
z of absorber0
Photon index2.06 (+0.17, -0.16)
Flux (0.3-10 keV)
(Observed)
4.1 (+0.4, -0.3) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
6.4 (+0.5, -0.5) × 10-12 erg cm-2 s-1
Counts to flux (obs)3.68 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)5.81 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
311.70 (325)
Spectrum exposure9.9 ks

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