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Swift-XRT spectra of GRB 160912A

Last updated after receiving ObsID 00711914011, version 5

Data were analysed using HEASOFT version 6.32

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Jump to: Time-averaged|Late Time

Time-averaged spectrum (T0 + 137 to 65150 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+283 s

N_H (Galactic)	2.35 × 10²¹ cm^-2
N_H (intrinsic)	7.7 (+2.0, -2.0) × 10²⁰ cm^-2
z of absorber	0
Photon index	1.62 (+0.04, -0.04)
Flux (0.3-10 keV) (Observed)	1.46 (+0.03, -0.03) × 10^-9 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	1.84 (+0.03, -0.03) × 10^-9 erg cm^-2 s^-1
Counts to flux (obs)	4.58 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	5.78 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	739.69 (789)
Spectrum exposure	538 s

PC mode. Mean photon arrival: T0+11690 s

N_H (Galactic)	2.35 × 10²¹ cm^-2
N_H (intrinsic)	8 (+5, -5) × 10²⁰ cm^-2
z of absorber	0
Photon index	1.81 (+0.10, -0.10)
Flux (0.3-10 keV) (Observed)	1.08 (+0.07, -0.06) × 10^-11 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	1.47 (+0.08, -0.07) × 10^-11 erg cm^-2 s^-1
Counts to flux (obs)	4.19 × 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?	415.18 (485)
Spectrum exposure	13.9 ks

Late Time spectrum (T0 + 5841 to 65150 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+24303 s

N_H (Galactic)	2.35 × 10²¹ cm^-2
N_H (intrinsic)	1.3 (+0.8, -0.7) × 10²¹ cm^-2
z of absorber	0
Photon index	1.80 (+0.16, -0.15)
Flux (0.3-10 keV) (Observed)	3.9 (+0.4, -0.3) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	5.4 (+0.4, -0.4) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	4.31 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	5.96 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	314.66 (358)
Spectrum exposure	12.1 ks