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Swift-XRT spectra of GRB 200411A

Last updated after receiving ObsID 00965784002, version 7

Data were analysed using HEASOFT version 6.35.2

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Jump to: Time-averaged|Late Time

Time-averaged spectrum (T0 + 56 to 41529 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+63 s

N_H (Galactic)	1.55 × 10²⁰ cm^-2
N_H (intrinsic)	0 (+4.04 × 10²¹, -0) cm^-2
z of absorber	0
Photon index	1.6 (+0.9, -0.4)
Flux (0.3-10 keV) (Observed)	1.2 (+0.6, -0.5) × 10^-10 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	1.2 (+0.5, -0.5) × 10^-10 erg cm^-2 s^-1
Counts to flux (obs)	3.43 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	3.54 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	23.21 (30)
Spectrum exposure	12 s

PC mode. Mean photon arrival: T0+5925 s

N_H (Galactic)	1.55 × 10²⁰ cm^-2
N_H (intrinsic)	1.3 (+0.9, -0.7) × 10²¹ cm^-2
z of absorber	0
Photon index	1.68 (+0.23, -0.22)
Flux (0.3-10 keV) (Observed)	1.75 (+0.27, -0.23) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	2.07 (+0.24, -0.22) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	4.11 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.85 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	196.88 (221)
Spectrum exposure	13.1 ks

Late Time spectrum (T0 + 4759 to 41529 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+16611 s

N_H (Galactic)	1.55 × 10²⁰ cm^-2
N_H (intrinsic)	1.5 (+1.8, -1.3) × 10²¹ cm^-2
z of absorber	0
Photon index	1.6 (+0.4, -0.4)
Flux (0.3-10 keV) (Observed)	5.6 (+1.7, -1.3) × 10^-13 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	6.6 (+1.4, -1.2) × 10^-13 erg cm^-2 s^-1
Counts to flux (obs)	4.31 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	5.06 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	78.96 (103)
Spectrum exposure	11.6 ks