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Swift-XRT spectra of GRB 150819A

Last updated after receiving ObsID 00652643001, version 14

Data were analysed using HEASOFT version 6.32

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Jump to: Time-averaged|Late Time


Time-averaged spectrum (T0 + 141 to 46170 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+162 s

NH (Galactic)1.85 × 1021 cm-2
NH (intrinsic)6.3 (+28.0, -6.3) × 1020 cm-2
z of absorber0
Photon index1.22 (+0.40, -0.29)
Flux (0.3-10 keV)
(Observed)
3.0 (+0.8, -0.6) × 10-10 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
3.4 (+0.7, -0.5) × 10-10 erg cm-2 s-1
Counts to flux (obs)5.41 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)6.04 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
106.17 (165)
Spectrum exposure43 s

PC mode. Mean photon arrival: T0+1815 s

NH (Galactic)1.85 × 1021 cm-2
NH (intrinsic)4.3 (+2.1, -1.7) × 1021 cm-2
z of absorber0
Photon index1.35 (+0.22, -0.21)
Flux (0.3-10 keV)
(Observed)
6.5 (+0.9, -0.8) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
8.1 (+0.8, -0.7) × 10-12 erg cm-2 s-1
Counts to flux (obs)6.28 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)7.79 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
229.44 (304)
Spectrum exposure9.1 ks

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Late Time spectrum (T0 + 5590 to 46170 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+9276 s

NH (Galactic)1.85 × 1021 cm-2
NH (intrinsic)5 (+6, -4) × 1021 cm-2
z of absorber0
Photon index2.3 (+0.8, -0.6)
Flux (0.3-10 keV)
(Observed)
4.6 (+1.8, -1.2) × 10-13 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
9.6 (+5.9, -2.7) × 10-13 erg cm-2 s-1
Counts to flux (obs)3.69 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)7.74 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
35.71 (57)
Spectrum exposure7.9 ks

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