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Swift-XRT spectra of GRB 080328

Last updated after receiving ObsID 00307931000, version 16

Data were analysed using HEASOFT version 6.32

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Jump to: Time-averaged|Late Time

Time-averaged spectrum (T0 + 105 to 42579 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+148 s

N_H (Galactic)	4.82 × 10²¹ cm^-2
N_H (intrinsic)	1.3 (+0.6, -0.6) × 10²¹ cm^-2
z of absorber	0
Photon index	2.04 (+0.09, -0.09)
Flux (0.3-10 keV) (Observed)	9.5 (+0.5, -0.4) × 10^-10 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	1.649 (+0.106, -0.091) × 10^-9 erg cm^-2 s^-1
Counts to flux (obs)	4.07 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	7.06 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	541.37 (562)
Spectrum exposure	151 s

PC mode. Mean photon arrival: T0+11351 s

N_H (Galactic)	4.82 × 10²¹ cm^-2
N_H (intrinsic)	1.7 (+0.6, -0.6) × 10²¹ cm^-2
z of absorber	0
Photon index	1.84 (+0.09, -0.08)
Flux (0.3-10 keV) (Observed)	1.65 (+0.08, -0.07) × 10^-11 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	2.55 (+0.13, -0.11) × 10^-11 erg cm^-2 s^-1
Counts to flux (obs)	4.73 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	7.32 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	557.35 (595)
Spectrum exposure	19.1 ks

Late Time spectrum (T0 + 5402 to 42579 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+16835 s

N_H (Galactic)	4.82 × 10²¹ cm^-2
N_H (intrinsic)	1.6 (+0.8, -0.7) × 10²¹ cm^-2
z of absorber	0
Photon index	1.88 (+0.11, -0.10)
Flux (0.3-10 keV) (Observed)	8.7 (+0.5, -0.5) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	1.39 (+0.09, -0.07) × 10^-11 erg cm^-2 s^-1
Counts to flux (obs)	4.59 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	7.28 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	479.87 (521)
Spectrum exposure	17.2 ks