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Swift-XRT spectra of GRB 200127A

Last updated after receiving ObsID 00952791000, version 11

Data were analysed using HEASOFT version 6.32

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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 (+4.23 × 10¹⁹, -0) cm^-2
z of absorber	0
Photon index	1.96 (+0.05, -0.05)
Flux (0.3-10 keV) (Observed)	5.95 (+0.30, -0.20) × 10^-10 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	7.59 (+0.28, -0.41) × 10^-10 erg cm^-2 s^-1
Counts to flux (obs)	3.52 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.48 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	525.47 (525)
Spectrum exposure	215 s

PC mode. Mean photon arrival: T0+4246 s

N_H (Galactic)	2.17 × 10²¹ cm^-2
N_H (intrinsic)	0 (+2.93 × 10²⁰, -0) cm^-2
z of absorber	0
Photon index	1.682 (+0.171, -0.068)
Flux (0.3-10 keV) (Observed)	5.7 (+0.6, -0.3) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	6.8 (+0.6, -0.7) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	4.22 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	5.07 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	269.72 (294)
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 (+1.02 × 10²¹, -0) cm^-2
z of absorber	0
Photon index	1.90 (+0.28, -0.15)
Flux (0.3-10 keV) (Observed)	1.67 (+0.19, -0.24) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	2.23 (+0.29, -0.32) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	3.74 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.99 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	151.27 (168)
Spectrum exposure	7.4 ks