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Swift-XRT spectra of GRB 200425A

Last updated after receiving ObsID 00967774003, version 6

Data were analysed using HEASOFT version 6.32

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Jump to: Time-averaged|Late Time

Time-averaged spectrum (T0 + 94 to 34775 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+146 s

N_H (Galactic)	1.59 × 10²¹ cm^-2
N_H (intrinsic)	4.2 (+1.0, -0.9) × 10²¹ cm^-2
z of absorber	0
Photon index	2.09 (+0.17, -0.16)
Flux (0.3-10 keV) (Observed)	3.29 (+0.29, -0.27) × 10^-10 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	5.8 (+0.7, -0.5) × 10^-10 erg cm^-2 s^-1
Counts to flux (obs)	3.89 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	6.90 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	349.08 (423)
Spectrum exposure	145 s

PC mode. Mean photon arrival: T0+4273 s

N_H (Galactic)	1.59 × 10²¹ cm^-2
N_H (intrinsic)	5.4 (+2.0, -1.7) × 10²¹ cm^-2
z of absorber	0
Photon index	2.01 (+0.26, -0.24)
Flux (0.3-10 keV) (Observed)	4.4 (+0.6, -0.5) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	7.7 (+1.6, -1.0) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	4.37 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	7.63 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	187.22 (255)
Spectrum exposure	7.6 ks

Late Time spectrum (T0 + 4040 to 34775 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+7832 s

N_H (Galactic)	1.59 × 10²¹ cm^-2
N_H (intrinsic)	5.5 (+2.7, -2.2) × 10²¹ cm^-2
z of absorber	0
Photon index	2.3 (+0.4, -0.4)
Flux (0.3-10 keV) (Observed)	1.60 (+0.32, -0.25) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	3.41 (+1.55, -0.69) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	3.85 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	8.22 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	118.75 (158)
Spectrum exposure	7.0 ks