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Swift-XRT spectra of GRB 110223B

Last updated after receiving ObsID 00446677009, version 12

Data were analysed using HEASOFT version 6.29

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Jump to: Time-averaged|Late Time

Time-averaged spectrum (T0 + 75 to 24709 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+91 s

N_H (Galactic)	2.09 × 10²¹ cm^-2
N_H (intrinsic)	0 (+1.65 × 10²¹, -0) cm^-2
z of absorber	0
Photon index	1.64 (+0.39, -0.23)
Flux (0.3-10 keV) (Observed)	2.0 (+0.4, -0.4) × 10^-10 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	2.4 (+0.5, -0.4) × 10^-10 erg cm^-2 s^-1
Counts to flux (obs)	3.93 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.78 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	83.70 (143)
Spectrum exposure	39 s

PC mode. Mean photon arrival: T0+3636 s

N_H (Galactic)	2.09 × 10²¹ cm^-2
N_H (intrinsic)	0 (+4.63 × 10²⁰, -0) cm^-2
z of absorber	0
Photon index	1.64 (+0.13, -0.10)
Flux (0.3-10 keV) (Observed)	1.03 (+0.10, -0.10) × 10^-11 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	1.233 (+0.101, -0.081) × 10^-11 erg cm^-2 s^-1
Counts to flux (obs)	4.38 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	5.26 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	283.11 (298)
Spectrum exposure	5.2 ks

Late Time spectrum (T0 + 6146 to 24709 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+10603 s

N_H (Galactic)	2.09 × 10²¹ cm^-2
N_H (intrinsic)	0 (+4.35 × 10²⁰, -0) cm^-2
z of absorber	0
Photon index	1.80 (+0.22, -0.16)
Flux (0.3-10 keV) (Observed)	2.4 (+0.5, -0.3) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	3.0 (+0.4, -0.6) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	3.97 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.92 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	115.19 (133)
Spectrum exposure	3.8 ks