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Swift-XRT spectra of GRB 150910A

Last updated after receiving ObsID 00655097013, version 9

Data were analysed using HEASOFT version 6.32

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Add time-sliced spectrum.

The spectral fits assume a redshift: 1.36 (GCN 18274)

Jump to: Time-averaged|Late Time

Time-averaged spectrum (T0 + 151 to 45204 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+551 s

N_H (Galactic)	5.43 × 10²⁰ cm^-2
N_H (intrinsic)	5.2 (+0.9, -0.8) × 10²¹ cm^-2
z of absorber	1.36
Photon index	1.55 (+0.03, -0.03)
Flux (0.3-10 keV) (Observed)	5.94 (+0.14, -0.14) × 10^-10 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	6.72 (+0.13, -0.13) × 10^-10 erg cm^-2 s^-1
Counts to flux (obs)	4.28 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.84 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	738.84 (736)
Spectrum exposure	938 s

PC mode. Mean photon arrival: T0+16777 s

N_H (Galactic)	5.43 × 10²⁰ cm^-2
N_H (intrinsic)	1.1 (+1.3, -1.1) × 10²¹ cm^-2
z of absorber	1.36
Photon index	1.73 (+0.08, -0.08)
Flux (0.3-10 keV) (Observed)	1.55 (+0.08, -0.08) × 10^-11 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	1.73 (+0.08, -0.07) × 10^-11 erg cm^-2 s^-1
Counts to flux (obs)	3.78 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.22 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	408.20 (483)
Spectrum exposure	10.0 ks

Late Time spectrum (T0 + 6399 to 45204 s)

Download spectral files for Late Time spectrum.

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+16777 s

N_H (Galactic)	5.43 × 10²⁰ cm^-2
N_H (intrinsic)	1.1 (+1.3, -1.1) × 10²¹ cm^-2
z of absorber	1.36
Photon index	1.73 (+0.08, -0.08)
Flux (0.3-10 keV) (Observed)	1.55 (+0.08, -0.08) × 10^-11 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	1.73 (+0.08, -0.07) × 10^-11 erg cm^-2 s^-1
Counts to flux (obs)	3.78 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.22 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	408.20 (483)
Spectrum exposure	10.0 ks