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Swift-XRT spectra of GRB 181030A

Last updated after receiving ObsID 00869494002, version 8

Data were analysed using HEASOFT version 6.28

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Jump to: Time-averaged|Late Time


Time-averaged spectrum (T0 + 148 to 50071 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+201 s

NH (Galactic)3.46 × 1020 cm-2
NH (intrinsic)9.4 (+2.3, -2.2) × 1020 cm-2
z of absorber0
Photon index1.12 (+0.05, -0.05)
Flux (0.3-10 keV)
(Observed)
3.38 (+0.11, -0.11) × 10-9 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
3.376 (+0.045, -0.159) × 10-9 erg cm-2 s-1
Counts to flux (obs)5.80 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)5.79 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
855.85 (771)
Spectrum exposure121 s

PC mode. Mean photon arrival: T0+7623 s

NH (Galactic)3.46 × 1020 cm-2
NH (intrinsic)3.0 (+5.6, -3.0) × 1020 cm-2
z of absorber0
Photon index1.62 (+0.19, -0.17)
Flux (0.3-10 keV)
(Observed)
2.42 (+0.32, -0.28) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
1.91 (+0.56, -0.20) × 10-12 erg cm-2 s-1
Counts to flux (obs)4.04 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)3.18 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
211.95 (260)
Spectrum exposure10.2 ks

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Late Time spectrum (T0 + 4000 to 50071 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+8538 s

NH (Galactic)3.46 × 1020 cm-2
NH (intrinsic)5 (+7, -5) × 1020 cm-2
z of absorber0
Photon index1.66 (+0.22, -0.21)
Flux (0.3-10 keV)
(Observed)
1.94 (+0.29, -0.25) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
1.54 (+0.60, -0.25) × 10-12 erg cm-2 s-1
Counts to flux (obs)3.98 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)3.16 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
191.05 (228)
Spectrum exposure9.7 ks

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