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Swift-XRT spectra of GRB 080613B

Last updated after receiving ObsID 00313954002, version 16

Data were analysed using HEASOFT version 6.32

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Jump to: Time-averaged|Late Time


Time-averaged spectrum (T0 + 75 to 116930 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+121 s

NH (Galactic)3.55 × 1020 cm-2
NH (intrinsic)1.3 (+2.7, -1.3) × 1020 cm-2
z of absorber0
Photon index1.06 (+0.07, -0.07)
Flux (0.3-10 keV)
(Observed)
1.18 (+0.06, -0.06) × 10-9 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
1.21 (+0.05, -0.05) × 10-9 erg cm-2 s-1
Counts to flux (obs)5.84 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)5.99 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
548.23 (636)
Spectrum exposure149 s

PC mode. Mean photon arrival: T0+9960 s

NH (Galactic)3.55 × 1020 cm-2
NH (intrinsic)6.7 (+14.4, -6.7) × 1020 cm-2
z of absorber0
Photon index2.0 (+0.5, -0.4)
Flux (0.3-10 keV)
(Observed)
1.3 (+0.5, -0.3) × 10-13 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
1.6 (+0.4, -0.3) × 10-13 erg cm-2 s-1
Counts to flux (obs)3.39 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)4.15 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
69.75 (77)
Spectrum exposure31.1 ks

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Late Time spectrum (T0 + 5340 to 116930 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+18502 s

NH (Galactic)3.55 × 1020 cm-2
NH (intrinsic)4 (+5, -3) × 1021 cm-2
z of absorber0
Photon index2.30 (+1.14, -0.92)
Flux (0.3-10 keV)
(Observed)
7.2 (+5.0, -2.6) × 10-14 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
1.35 (+2.80, -0.46) × 10-13 erg cm-2 s-1
Counts to flux (obs)3.42 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)6.42 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
41.20 (41)
Spectrum exposure29.5 ks

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