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Swift-XRT spectra of GRB 240411B

Last updated after receiving ObsID 01221183002, version 30

Data were analysed using HEASOFT version 6.35.2

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Add time-sliced spectrum.

Jump to: Time-averaged|Late Time

Time-averaged spectrum (T0 + 185 to 86200 s)

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PC mode spectrum of Time-averaged

PC mode. Mean photon arrival: T0+9929 s

N_H (Galactic)	1.11 × 10²¹ cm^-2
N_H (intrinsic)	0 (+1.00 × 10²¹, -0) cm^-2
z of absorber	0
Photon index	2.10 (+0.37, -0.19)
Flux (0.3-10 keV) (Observed)	1.53 (+0.22, -0.26) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	1.96 (+0.33, -0.30) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	3.28 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.22 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	111.98 (139)
Spectrum exposure	5.6 ks

Late Time spectrum (T0 + 7374 to 86200 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+28018 s

N_H (Galactic)	1.11 × 10²¹ cm^-2
N_H (intrinsic)	0 (+2.80 × 10²¹, -0) cm^-2
z of absorber	0
Photon index	1.7 (+0.7, -0.3)
Flux (0.3-10 keV) (Observed)	5.6 (+1.7, -1.8) × 10^-13 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	6.5 (+2.4, -1.5) × 10^-13 erg cm^-2 s^-1
Counts to flux (obs)	4.12 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.78 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	45.51 (52)
Spectrum exposure	5.2 ks