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Swift-XRT spectra of GRB 170906A

Last updated after receiving ObsID 00770957006, version 6

Data were analysed using HEASOFT version 6.32

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Jump to: Time-averaged|Late Time

Time-averaged spectrum (T0 + 71 to 23188 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+303 s

N_H (Galactic)	1.35 × 10²¹ cm^-2
N_H (intrinsic)	1.61 (+0.16, -0.15) × 10²¹ cm^-2
z of absorber	0
Photon index	1.59 (+0.03, -0.03)
Flux (0.3-10 keV) (Observed)	2.05 (+0.04, -0.04) × 10^-9 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	2.55 (+0.03, -0.04) × 10^-9 erg cm^-2 s^-1
Counts to flux (obs)	4.59 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	5.70 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	803.92 (824)
Spectrum exposure	690 s

PC mode. Mean photon arrival: T0+14652 s

N_H (Galactic)	1.35 × 10²¹ cm^-2
N_H (intrinsic)	3.3 (+1.3, -1.2) × 10²¹ cm^-2
z of absorber	0
Photon index	2.17 (+0.25, -0.24)
Flux (0.3-10 keV) (Observed)	4.3 (+0.6, -0.5) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	7.7 (+1.6, -1.1) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	3.64 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	6.49 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	229.80 (252)
Spectrum exposure	5.0 ks

Late Time spectrum (T0 + 10213 to 23188 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+14652 s

N_H (Galactic)	1.35 × 10²¹ cm^-2
N_H (intrinsic)	3.3 (+1.3, -1.2) × 10²¹ cm^-2
z of absorber	0
Photon index	2.17 (+0.25, -0.24)
Flux (0.3-10 keV) (Observed)	4.3 (+0.6, -0.5) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	7.7 (+1.6, -1.1) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	3.64 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	6.49 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	229.80 (252)
Spectrum exposure	5.0 ks