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Swift-XRT spectra of GRB 180205A

Last updated after receiving ObsID 00808625012, version 14

Data were analysed using HEASOFT version 6.32

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Add time-sliced spectrum.

The spectral fits assume a redshift: 1.409 (GCN 22384)

Jump to: Time-averaged|Late Time

Time-averaged spectrum (T0 + 180 to 33808 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+211 s

N_H (Galactic)	3.44 × 10²⁰ cm^-2
N_H (intrinsic)	9.8 (+2.9, -2.5) × 10²¹ cm^-2
z of absorber	1.409
Photon index	2.68 (+0.17, -0.16)
Flux (0.3-10 keV) (Observed)	3.53 (+0.27, -0.25) × 10^-10 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	6.4 (+0.9, -0.7) × 10^-10 erg cm^-2 s^-1
Counts to flux (obs)	2.43 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.40 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	271.68 (283)
Spectrum exposure	85 s

PC mode. Mean photon arrival: T0+6432 s

N_H (Galactic)	3.44 × 10²⁰ cm^-2
N_H (intrinsic)	5.0 (+3.3, -2.8) × 10²¹ cm^-2
z of absorber	1.409
Photon index	1.92 (+0.15, -0.14)
Flux (0.3-10 keV) (Observed)	9.0 (+0.9, -0.8) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	1.08 (+0.08, -0.08) × 10^-11 erg cm^-2 s^-1
Counts to flux (obs)	3.40 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.09 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	257.78 (305)
Spectrum exposure	4.9 ks

Late Time spectrum (T0 + 5041 to 33808 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+10110 s

N_H (Galactic)	3.44 × 10²⁰ cm^-2
N_H (intrinsic)	7 (+6, -5) × 10²¹ cm^-2
z of absorber	1.409
Photon index	1.81 (+0.21, -0.20)
Flux (0.3-10 keV) (Observed)	4.4 (+0.6, -0.6) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	5.3 (+0.6, -0.5) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	3.68 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.42 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	191.44 (237)
Spectrum exposure	4.4 ks