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Swift-XRT spectra of GRB 260127A

Last updated after receiving ObsID 01444088001, version 13

Data were analysed using HEASOFT version 6.35.2

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Jump to: Time-averaged|Late Time

Time-averaged spectrum (T0 + 211 to 68011 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+238 s

N_H (Galactic)	4.07 × 10²⁰ cm^-2
N_H (intrinsic)	4 (+5, -4) × 10²⁰ cm^-2
z of absorber	0
Photon index	2.14 (+0.20, -0.19)
Flux (0.3-10 keV) (Observed)	3.3 (+0.4, -0.3) × 10^-10 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	4.0 (+0.4, -0.3) × 10^-10 erg cm^-2 s^-1
Counts to flux (obs)	2.98 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	3.68 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	204.29 (255)
Spectrum exposure	61 s

PC mode. Mean photon arrival: T0+14675 s

N_H (Galactic)	4.07 × 10²⁰ cm^-2
N_H (intrinsic)	9.1 (+2.1, -2.0) × 10²⁰ cm^-2
z of absorber	0
Photon index	1.75 (+0.07, -0.06)
Flux (0.3-10 keV) (Observed)	6.20 (+0.25, -0.24) × 10^-11 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	7.38 (+0.24, -0.23) × 10^-11 erg cm^-2 s^-1
Counts to flux (obs)	3.99 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.75 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	527.53 (591)
Spectrum exposure	12.0 ks

Late Time spectrum (T0 + 10652 to 68016 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+17365 s

N_H (Galactic)	4.07 × 10²⁰ cm^-2
N_H (intrinsic)	1.07 (+0.24, -0.23) × 10²¹ cm^-2
z of absorber	0
Photon index	1.74 (+0.07, -0.07)
Flux (0.3-10 keV) (Observed)	7.2 (+0.3, -0.3) × 10^-11 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	8.71 (+0.30, -0.29) × 10^-11 erg cm^-2 s^-1
Counts to flux (obs)	4.05 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.88 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	541.94 (570)
Spectrum exposure	10.4 ks