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Swift-XRT spectra of GRB 070419A

Last updated after receiving ObsID 00276205008, version 28

Data were analysed using HEASOFT version 6.35.2

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The spectral fits assume a redshift: 0.97 (GCN 6322)

Jump to: Time-averaged|Late Time


Time-averaged spectrum (T0 + 119 to 46236 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+179 s

NH (Galactic)2.63 × 1020 cm-2
NH (intrinsic)6.1 (+0.8, -0.7) × 1021 cm-2
z of absorber0.97
Photon index2.22 (+0.07, -0.07)
Flux (0.3-10 keV)
(Observed)
1.25 (+0.05, -0.05) × 10-9 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
1.80 (+0.07, -0.06) × 10-9 erg cm-2 s-1
Counts to flux (obs)2.98 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)4.29 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
468.20 (553)
Spectrum exposure189 s

PC mode. Mean photon arrival: T0+1745 s

NH (Galactic)2.63 × 1020 cm-2
NH (intrinsic)5 (+4, -3) × 1021 cm-2
z of absorber0.97
Photon index2.1 (+0.4, -0.3)
Flux (0.3-10 keV)
(Observed)
2.3 (+0.5, -0.4) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
3.0 (+0.6, -0.5) × 10-12 erg cm-2 s-1
Counts to flux (obs)3.12 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)4.13 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
99.54 (103)
Spectrum exposure8.8 ks

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Late Time spectrum (T0 + 16041 to 46236 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+23486 s

NH (Galactic)2.63 × 1020 cm-2
NH (intrinsic)9 (+31, -9) × 1021 cm-2
z of absorber0.97
Photon index3.8 (+2.1, -2.3)
Flux (0.3-10 keV)
(Observed)
3.1 (+4.0, -1.6) × 10-14 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
1.24 (+10.67, -0.97) × 10-13 erg cm-2 s-1
Counts to flux (obs)2.09 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)8.47 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
6.72 (4)
Spectrum exposure7.9 ks

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