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Swift-XRT spectra of GRB 200127A

Last updated after receiving ObsID 00952791000, version 11

Data were analysed using HEASOFT version 6.28

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Jump to: Time-averaged|Late Time

Time-averaged spectrum (T0 + 146 to 18168 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+222 s

N_H (Galactic)	2.17 × 10²¹ cm^-2
N_H (intrinsic)	0 (+4.33 × 10¹⁹, -0) cm^-2
z of absorber	0
Photon index	1.97 (+0.06, -0.04)
Flux (0.3-10 keV) (Observed)	7.75 (+0.37, -0.26) × 10^-10 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	8.98 (+0.27, -0.42) × 10^-10 erg cm^-2 s^-1
Counts to flux (obs)	3.52 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.07 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	536.85 (526)
Spectrum exposure	215 s

PC mode. Mean photon arrival: T0+4593 s

N_H (Galactic)	2.17 × 10²¹ cm^-2
N_H (intrinsic)	0 (+4.10 × 10²⁰, -0) cm^-2
z of absorber	0
Photon index	1.75 (+0.13, -0.11)
Flux (0.3-10 keV) (Observed)	4.6 (+0.4, -0.5) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	4.05 (+1.87, -0.25) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	4.11 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	3.62 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	247.05 (278)
Spectrum exposure	8.0 ks

Late Time spectrum (T0 + 4267 to 18168 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+8422 s

N_H (Galactic)	2.17 × 10²¹ cm^-2
N_H (intrinsic)	0 (+1.04 × 10²¹, -0) cm^-2
z of absorber	0
Photon index	1.89 (+0.29, -0.15)
Flux (0.3-10 keV) (Observed)	1.50 (+0.18, -0.22) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	1.37 (+0.53, -0.25) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	3.73 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	3.42 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	151.30 (168)
Spectrum exposure	7.4 ks