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Swift-XRT spectra of GRB 120803B

Last updated after receiving ObsID 00529606991, version 0.

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Time-averaged spectrum (T0 + 79 to 17521 s)

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WT and PC mode spectra of GRB 120803B

WT mode. Mean photon arrival: T0+89 s

N_H (Galactic)	5.7 × 10²¹ cm^-2
N_H (intrinsic)	1.6 (+5.4, -1.6) × 10²¹ cm^-2
z of absorber	0
Photon index	1.28 (+0.61, -0.46)
Flux (0.3-10 keV) (Observed)	3.49 (+1.05, -0.88) × 10^-10 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	4.50 (+1.41, -0.95) × 10^-10 erg cm^-2 s^-1
Counts to flux (obs)	6.2 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	8.0 × 10^-11 erg cm^-2 ct^-1
C-stat (dof)	89.38 (129)
Exposure time	26 s

PC mode. Mean photon arrival: T0+2827 s

N_H (Galactic)	5.7 × 10²¹ cm^-2
N_H (intrinsic)	1.8 (+5.1, -1.8) × 10²¹ cm^-2
z of absorber	0
Photon index	1.04 (+0.47, -0.37)
Flux (0.3-10 keV) (Observed)	5.4 (+1.3, -1.1) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	6.55 (+1.11, -0.96) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	8.9 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	1.1 × 10^-10 erg cm^-2 ct^-1
C-stat (dof)	112.25 (151)
Exposure time	4.4 ks

Late Time spectrum (T0 + 4000 to 17521 s)

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PC mode spectrum of GRB 120803B

PC mode. Mean photon arrival: T0+6456 s

N_H (Galactic)	5.7 × 10²¹ cm^-2
N_H (intrinsic)	2.7 (+9.3, -2.7) × 10²¹ cm^-2
z of absorber	0
Photon index	1.48 (+0.87, -0.58)
Flux (0.3-10 keV) (Observed)	1.42 (+0.61, -0.42) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	2.03 (+1.93, -0.50) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	7.0 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	1.0 × 10^-10 erg cm^-2 ct^-1
C-stat (dof)	48.94 (59)
Exposure time	3.7 ks