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Swift-XRT spectra of GRB 100704A

Last updated after receiving ObsID 00426722016, version 7

Data were analysed using HEASOFT version 6.35.2

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Jump to: Time-averaged|Late Time

Time-averaged spectrum (T0 + 92 to 58423 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+188 s

N_H (Galactic)	1.62 × 10²¹ cm^-2
N_H (intrinsic)	2.31 (+0.20, -0.19) × 10²¹ cm^-2
z of absorber	0
Photon index	1.72 (+0.04, -0.03)
Flux (0.3-10 keV) (Observed)	4.00 (+0.08, -0.08) × 10^-9 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	5.40 (+0.09, -0.09) × 10^-9 erg cm^-2 s^-1
Counts to flux (obs)	4.49 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	6.06 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	779.85 (798)
Spectrum exposure	301 s

PC mode. Mean photon arrival: T0+15075 s

N_H (Galactic)	1.62 × 10²¹ cm^-2
N_H (intrinsic)	2.7 (+0.5, -0.5) × 10²¹ cm^-2
z of absorber	0
Photon index	2.01 (+0.10, -0.09)
Flux (0.3-10 keV) (Observed)	8.4 (+0.4, -0.4) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	1.33 (+0.07, -0.06) × 10^-11 erg cm^-2 s^-1
Counts to flux (obs)	3.93 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	6.23 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	497.65 (539)
Spectrum exposure	18.2 ks

Late Time spectrum (T0 + 4505 to 58423 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+18514 s

N_H (Galactic)	1.62 × 10²¹ cm^-2
N_H (intrinsic)	2.8 (+0.6, -0.5) × 10²¹ cm^-2
z of absorber	0
Photon index	1.96 (+0.11, -0.10)
Flux (0.3-10 keV) (Observed)	6.6 (+0.4, -0.4) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	1.02 (+0.06, -0.05) × 10^-11 erg cm^-2 s^-1
Counts to flux (obs)	4.06 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	6.29 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	462.94 (515)
Spectrum exposure	17.4 ks