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Swift-XRT spectra of GRB 080319C

Last updated after receiving ObsID 00306778009, version 10

Data were analysed using HEASOFT version 6.32

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Add time-sliced spectrum.

The spectral fits assume a redshift: 1.95 (GCN 7517)

Jump to: Time-averaged|Late Time

Time-averaged spectrum (T0 + 230 to 31148 s)

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PC mode spectrum of Time-averaged

PC mode. Mean photon arrival: T0+3331 s

N_H (Galactic)	2.39 × 10²⁰ cm^-2
N_H (intrinsic)	9.1 (+3.1, -2.9) × 10²¹ cm^-2
z of absorber	1.95
Photon index	1.53 (+0.08, -0.08)
Flux (0.3-10 keV) (Observed)	1.11 (+0.07, -0.07) × 10^-10 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	1.23 (+0.06, -0.06) × 10^-10 erg cm^-2 s^-1
Counts to flux (obs)	4.38 × 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?	460.10 (486)
Spectrum exposure	4.1 ks

Late Time spectrum (T0 + 29217 to 31148 s)

Download spectral files for Late Time spectrum.

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+30161 s

N_H (Galactic)	2.39 × 10²⁰ cm^-2
N_H (intrinsic)	6 (+9, -6) × 10²¹ cm^-2
z of absorber	1.95
Photon index	1.9 (+0.3, -0.3)
Flux (0.3-10 keV) (Observed)	3.1 (+0.7, -0.6) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	3.6 (+0.6, -0.6) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	3.46 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	3.94 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	77.99 (102)
Spectrum exposure	1.9 ks