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Swift-XRT spectra of GRB 110402A

Last updated after receiving ObsID 00450545003, version 16

Data were analysed using HEASOFT version 6.32

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Add time-sliced spectrum.

Jump to: Time-averaged|Late Time

Time-averaged spectrum (T0 + 552 to 88254 s)

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PC mode spectrum of Time-averaged

PC mode. Mean photon arrival: T0+6725 s

N_H (Galactic)	1.70 × 10²⁰ cm^-2
N_H (intrinsic)	6 (+6, -5) × 10²⁰ cm^-2
z of absorber	0
Photon index	2.04 (+0.24, -0.23)
Flux (0.3-10 keV) (Observed)	8.5 (+1.2, -1.0) × 10^-13 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	1.01 (+0.11, -0.10) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	3.20 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	3.81 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	169.65 (210)
Spectrum exposure	18.6 ks

Late Time spectrum (T0 + 6353 to 88254 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+15695 s

N_H (Galactic)	1.70 × 10²⁰ cm^-2
N_H (intrinsic)	7.1 (+12.0, -7.1) × 10²⁰ cm^-2
z of absorber	0
Photon index	2.2 (+0.5, -0.4)
Flux (0.3-10 keV) (Observed)	3.3 (+0.9, -0.6) × 10^-13 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	4.1 (+0.8, -0.6) × 10^-13 erg cm^-2 s^-1
Counts to flux (obs)	3.09 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	3.88 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	85.01 (108)
Spectrum exposure	16.4 ks