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Swift-XRT spectra of GRB 140703A

Last updated after receiving ObsID 00603243007, version 5

Data were analysed using HEASOFT version 6.32

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Add time-sliced spectrum.

The spectral fits assume a redshift: 3.14 (GCN 16505)

Jump to: Time-averaged|Late Time

Time-averaged spectrum (T0 + 119 to 67235 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+152 s

N_H (Galactic)	1.28 × 10²¹ cm^-2
N_H (intrinsic)	6.5 (+0.7, -0.7) × 10²² cm^-2
z of absorber	3.14
Photon index	2.85 (+0.08, -0.08)
Flux (0.3-10 keV) (Observed)	1.27 (+0.04, -0.04) × 10^-9 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	3.35 (+0.25, -0.22) × 10^-9 erg cm^-2 s^-1
Counts to flux (obs)	2.51 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	6.62 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	433.53 (453)
Spectrum exposure	120 s

PC mode. Mean photon arrival: T0+15902 s

N_H (Galactic)	1.28 × 10²¹ cm^-2
N_H (intrinsic)	1.0 (+0.9, -0.8) × 10²² cm^-2
z of absorber	3.14
Photon index	1.81 (+0.09, -0.09)
Flux (0.3-10 keV) (Observed)	1.07 (+0.07, -0.06) × 10^-11 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	1.33 (+0.06, -0.06) × 10^-11 erg cm^-2 s^-1
Counts to flux (obs)	3.82 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.74 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	445.42 (459)
Spectrum exposure	12.0 ks

Late Time spectrum (T0 + 4001 to 67235 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+16219 s

N_H (Galactic)	1.28 × 10²¹ cm^-2
N_H (intrinsic)	9 (+9, -8) × 10²¹ cm^-2
z of absorber	3.14
Photon index	1.80 (+0.09, -0.09)
Flux (0.3-10 keV) (Observed)	1.06 (+0.07, -0.06) × 10^-11 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	1.30 (+0.06, -0.06) × 10^-11 erg cm^-2 s^-1
Counts to flux (obs)	3.85 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.74 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	445.68 (455)
Spectrum exposure	11.7 ks