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Swift-XRT spectra of GRB 171212A

Last updated after receiving ObsID 00796778003, version 9

Data were analysed using HEASOFT version 6.32

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Jump to: Time-averaged|Late Time

Time-averaged spectrum (T0 + 97 to 29534 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+215 s

N_H (Galactic)	1.23 × 10²² cm^-2
N_H (intrinsic)	3.80 (+0.24, -0.23) × 10²² cm^-2
z of absorber	0
Photon index	1.79 (+0.08, -0.08)
Flux (0.3-10 keV) (Observed)	3.49 (+0.08, -0.08) × 10^-9 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	8.0 (+0.6, -0.5) × 10^-9 erg cm^-2 s^-1
Counts to flux (obs)	8.57 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	1.96 × 10^-10 erg cm^-2 ct^-1
W-stat (dof) What's this?	774.97 (851)
Spectrum exposure	347 s

PC mode. Mean photon arrival: T0+5128 s

N_H (Galactic)	1.23 × 10²² cm^-2
N_H (intrinsic)	2.8 (+1.7, -1.4) × 10²² cm^-2
z of absorber	0
Photon index	1.9 (+0.7, -0.6)
Flux (0.3-10 keV) (Observed)	3.8 (+0.9, -0.7) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	9.0 (+10.4, -2.9) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	8.04 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	1.89 × 10^-10 erg cm^-2 ct^-1
W-stat (dof) What's this?	110.59 (132)
Spectrum exposure	5.4 ks

Late Time spectrum (T0 + 5059 to 29534 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+11088 s

N_H (Galactic)	1.23 × 10²² cm^-2
N_H (intrinsic)	3.7 (+3.0, -2.3) × 10²² cm^-2
z of absorber	0
Photon index	2.51 (+1.16, -1.00)
Flux (0.3-10 keV) (Observed)	1.2 (+0.4, -0.3) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	6 (+45, -4) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	6.71 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	3.51 × 10^-10 erg cm^-2 ct^-1
W-stat (dof) What's this?	75.60 (61)
Spectrum exposure	5.0 ks