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Swift-XRT spectra of GRB 180905A

Last updated after receiving ObsID 00859421001, version 7

Data were analysed using HEASOFT version 6.32

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Jump to: Time-averaged|Late Time

Time-averaged spectrum (T0 + 152 to 35047 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+210 s

N_H (Galactic)	3.52 × 10²¹ cm^-2
N_H (intrinsic)	2.2 (+0.9, -0.8) × 10²¹ cm^-2
z of absorber	0
Photon index	1.44 (+0.10, -0.09)
Flux (0.3-10 keV) (Observed)	1.25 (+0.07, -0.06) × 10^-9 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	1.59 (+0.07, -0.07) × 10^-9 erg cm^-2 s^-1
Counts to flux (obs)	5.67 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	7.20 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	562.55 (633)
Spectrum exposure	135 s

PC mode. Mean photon arrival: T0+11419 s

N_H (Galactic)	3.52 × 10²¹ cm^-2
N_H (intrinsic)	1.9 (+2.2, -1.8) × 10²¹ cm^-2
z of absorber	0
Photon index	1.73 (+0.28, -0.26)
Flux (0.3-10 keV) (Observed)	2.3 (+0.4, -0.3) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	3.3 (+0.5, -0.4) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	4.83 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	6.86 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	189.03 (220)
Spectrum exposure	8.8 ks

Late Time spectrum (T0 + 4497 to 35047 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+11419 s

N_H (Galactic)	3.52 × 10²¹ cm^-2
N_H (intrinsic)	1.9 (+2.2, -1.8) × 10²¹ cm^-2
z of absorber	0
Photon index	1.73 (+0.28, -0.26)
Flux (0.3-10 keV) (Observed)	2.3 (+0.4, -0.3) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	3.3 (+0.5, -0.4) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	4.83 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	6.86 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	189.03 (220)
Spectrum exposure	8.8 ks