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Swift-XRT spectra of GRB 050416A

Last updated after receiving ObsID 00114753023, version 23

Data were analysed using HEASOFT version 6.32

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Add time-sliced spectrum.

The spectral fits assume a redshift: 0.6535 (GCN 3542)

Jump to: Time-averaged|Late Time

Time-averaged spectrum (T0 + 84 to 156961 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+88 s

N_H (Galactic)	2.69 × 10²⁰ cm^-2
N_H (intrinsic)	7 (+8, -6) × 10²¹ cm^-2
z of absorber	0.6535
Photon index	3.4 (+1.6, -1.4)
Flux (0.3-10 keV) (Observed)	1.4 (+1.0, -0.4) × 10^-10 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	4.8 (+1.00 × 10¹⁰, -2.7) × 10^-10 erg cm^-2 s^-1
Counts to flux (obs)	2.30 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	7.84 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	23.95 (27)
Spectrum exposure	8 s

PC mode. Mean photon arrival: T0+24837 s

N_H (Galactic)	2.69 × 10²⁰ cm^-2
N_H (intrinsic)	7.2 (+1.3, -1.2) × 10²¹ cm^-2
z of absorber	0.6535
Photon index	1.94 (+0.10, -0.10)
Flux (0.3-10 keV) (Observed)	1.56 (+0.09, -0.09) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	2.17 (+0.12, -0.11) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	3.69 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	5.13 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	417.79 (483)
Spectrum exposure	57.4 ks

Late Time spectrum (T0 + 5492 to 156961 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+42342 s

N_H (Galactic)	2.69 × 10²⁰ cm^-2
N_H (intrinsic)	7.4 (+1.7, -1.5) × 10²¹ cm^-2
z of absorber	0.6535
Photon index	1.97 (+0.14, -0.13)
Flux (0.3-10 keV) (Observed)	8.6 (+0.7, -0.6) × 10^-13 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	1.22 (+0.09, -0.08) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	3.64 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	5.14 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	310.31 (384)
Spectrum exposure	55.2 ks