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Swift-XRT spectra of GRB 110318B

Last updated after receiving ObsID 00449549001, version 9

Data were analysed using HEASOFT version 6.32

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Jump to: Time-averaged|Late Time


Time-averaged spectrum (T0 + 76 to 35621 s)

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PC mode spectrum of Time-averaged

WT mode. Mean photon arrival: T0+78 s

Can't find a valid fit for this spectrum

PC mode. Mean photon arrival: T0+3385 s

NH (Galactic)3.82 × 1021 cm-2
NH (intrinsic)4.6 (+3.0, -2.4) × 1021 cm-2
z of absorber0
Photon index2.2 (+0.4, -0.3)
Flux (0.3-10 keV)
(Observed)
1.99 (+0.35, -0.28) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
4.29 (+1.53, -0.91) × 10-12 erg cm-2 s-1
Counts to flux (obs)4.07 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)8.80 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
143.10 (184)
Spectrum exposure9.2 ks

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Late Time spectrum (T0 + 5395 to 35621 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+17265 s

NH (Galactic)3.82 × 1021 cm-2
NH (intrinsic)9.6 (+10.4, -7.1) × 1021 cm-2
z of absorber0
Photon index3.0 (+1.3, -1.1)
Flux (0.3-10 keV)
(Observed)
2.90 (+1.60, -0.91) × 10-13 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
1.72 (+14.44, -0.91) × 10-12 erg cm-2 s-1
Counts to flux (obs)3.39 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)2.01 × 10-10 erg cm-2 ct-1
W-stat (dof)
What's this?
47.04 (37)
Spectrum exposure7.4 ks

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