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Swift-XRT spectra of GRB 090429B

Last updated after receiving ObsID 00350854005, version 21

Data were analysed using HEASOFT version 6.29

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Jump to: Time-averaged|Late Time

Time-averaged spectrum (T0 + 104 to 29891 s)

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PC mode spectrum of Time-averaged

PC mode. Mean photon arrival: T0+4014 s

N_H (Galactic)	1.25 × 10²⁰ cm^-2
N_H (intrinsic)	1.2 (+0.7, -0.6) × 10²¹ cm^-2
z of absorber	0
Photon index	1.96 (+0.24, -0.22)
Flux (0.3-10 keV) (Observed)	2.12 (+0.31, -0.26) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	2.69 (+0.31, -0.23) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	3.45 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.37 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	166.06 (210)
Spectrum exposure	9.0 ks

Late Time spectrum (T0 + 4168 to 29891 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+9042 s

N_H (Galactic)	1.25 × 10²⁰ cm^-2
N_H (intrinsic)	1.42 (+1.25, -1.00) × 10²¹ cm^-2
z of absorber	0
Photon index	2.0 (+0.4, -0.4)
Flux (0.3-10 keV) (Observed)	9.8 (+2.4, -1.8) × 10^-13 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	1.29 (+0.24, -0.20) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	3.41 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.49 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	66.08 (112)
Spectrum exposure	8.1 ks