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Swift-XRT spectra of GRB 111212A

Last updated after receiving ObsID 00509543006, version 17.

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Time-averaged spectrum (T0 + 3277 to 17276 s)

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PC mode spectrum of GRB 111212A

PC mode. Mean photon arrival: T0+7061 s

N_H (Galactic)	3 × 10²⁰ cm^-2
N_H (intrinsic)	6.1 (+3.1, -2.9) × 10²⁰ cm^-2
z of absorber	0
Photon index	2.03 (+0.14, -0.13)
Flux (0.3-10 keV) (Observed)	8.0 (+0.6, -0.5) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	1.01 (+0.07, -0.07) × 10^-11 erg cm^-2 s^-1
Counts to flux (obs)	4 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	5 × 10^-11 erg cm^-2 ct^-1
C-stat (dof)	326.34 (366)
Exposure time	6.5 ks

Late Time spectrum (T0 + 4000 to 17276 s)

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PC mode spectrum of GRB 111212A

PC mode. Mean photon arrival: T0+7957 s

N_H (Galactic)	3 × 10²⁰ cm^-2
N_H (intrinsic)	6 (+4, -3) × 10²⁰ cm^-2
z of absorber	0
Photon index	2.03 (+0.16, -0.15)
Flux (0.3-10 keV) (Observed)	6.8 (+0.6, -0.5) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	8.7 (+0.6, -0.7) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	4 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	5 × 10^-11 erg cm^-2 ct^-1
C-stat (dof)	292.15 (336)
Exposure time	5.8 ks