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Swift-XRT spectra of GRB 080325

Last updated after receiving ObsID 00307604004, version 14

Data were analysed using HEASOFT version 6.32

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The spectral fits assume a redshift: 1.78 (Hashimoto et al. 2015)

Jump to: Time-averaged|Late Time


Time-averaged spectrum (T0 + 158 to 58358 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+259 s

NH (Galactic)4.61 × 1020 cm-2
NH (intrinsic)3.40 (+0.20, -0.19) × 1022 cm-2
z of absorber1.78
Photon index2.08 (+0.04, -0.04)
Flux (0.3-10 keV)
(Observed)
1.73 (+0.04, -0.03) × 10-9 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
2.70 (+0.06, -0.06) × 10-9 erg cm-2 s-1
Counts to flux (obs)3.52 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)5.48 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
778.97 (713)
Spectrum exposure353 s

PC mode. Mean photon arrival: T0+26317 s

NH (Galactic)4.61 × 1020 cm-2
NH (intrinsic)1.84 (+1.08, -0.85) × 1022 cm-2
z of absorber1.78
Photon index2.02 (+0.26, -0.24)
Flux (0.3-10 keV)
(Observed)
1.01 (+0.17, -0.14) × 10-12 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
1.40 (+0.20, -0.16) × 10-12 erg cm-2 s-1
Counts to flux (obs)3.49 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)4.83 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
151.61 (192)
Spectrum exposure17.9 ks

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Late Time spectrum (T0 + 4001 to 58358 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+28002 s

NH (Galactic)4.61 × 1020 cm-2
NH (intrinsic)2.00 (+1.22, -0.93) × 1022 cm-2
z of absorber1.78
Photon index2.05 (+0.28, -0.26)
Flux (0.3-10 keV)
(Observed)
8.9 (+1.5, -1.3) × 10-13 erg cm-2 s-1
Flux (0.3-10 keV)
(Unabsorbed)
1.27 (+0.21, -0.16) × 10-12 erg cm-2 s-1
Counts to flux (obs)3.44 × 10-11 erg cm-2 ct-1
Counts to flux (unabs)4.90 × 10-11 erg cm-2 ct-1
W-stat (dof)
What's this?
143.87 (183)
Spectrum exposure17.6 ks

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