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Swift-XRT spectra of GRB 150819A

Last updated after receiving ObsID 00652643001, version 14

Data were analysed using HEASOFT version 6.32

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Jump to: Time-averaged|Late Time

Time-averaged spectrum (T0 + 141 to 46170 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+162 s

N_H (Galactic)	1.85 × 10²¹ cm^-2
N_H (intrinsic)	6.3 (+28.0, -6.3) × 10²⁰ cm^-2
z of absorber	0
Photon index	1.22 (+0.40, -0.29)
Flux (0.3-10 keV) (Observed)	3.0 (+0.8, -0.6) × 10^-10 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	3.4 (+0.7, -0.5) × 10^-10 erg cm^-2 s^-1
Counts to flux (obs)	5.41 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	6.04 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	106.17 (165)
Spectrum exposure	43 s

PC mode. Mean photon arrival: T0+1815 s

N_H (Galactic)	1.85 × 10²¹ cm^-2
N_H (intrinsic)	4.3 (+2.1, -1.7) × 10²¹ cm^-2
z of absorber	0
Photon index	1.35 (+0.22, -0.21)
Flux (0.3-10 keV) (Observed)	6.5 (+0.9, -0.8) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	8.1 (+0.8, -0.7) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	6.28 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	7.79 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	229.44 (304)
Spectrum exposure	9.1 ks

Late Time spectrum (T0 + 5590 to 46170 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+9276 s

N_H (Galactic)	1.85 × 10²¹ cm^-2
N_H (intrinsic)	5 (+6, -4) × 10²¹ cm^-2
z of absorber	0
Photon index	2.3 (+0.8, -0.6)
Flux (0.3-10 keV) (Observed)	4.6 (+1.8, -1.2) × 10^-13 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	9.6 (+5.9, -2.7) × 10^-13 erg cm^-2 s^-1
Counts to flux (obs)	3.69 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	7.74 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	35.71 (57)
Spectrum exposure	7.9 ks