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Swift-XRT spectra of GRB 240415A

Last updated after receiving ObsID 01221874001, version 9

Data were analysed using HEASOFT version 6.32

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Jump to: Time-averaged|Late Time

Time-averaged spectrum (T0 + 3309 to 26765 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+3442 s

N_H (Galactic)	2.49 × 10²⁰ cm^-2
N_H (intrinsic)	3.3 (+2.4, -2.0) × 10²¹ cm^-2
z of absorber	0
Photon index	2.3 (+0.5, -0.5)
Flux (0.3-10 keV) (Observed)	1.9 (+0.6, -0.4) × 10^-11 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	3.33 (+1.56, -0.57) × 10^-11 erg cm^-2 s^-1
Counts to flux (obs)	3.18 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	5.68 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	108.23 (139)
Spectrum exposure	281 s

PC mode. Mean photon arrival: T0+9060 s

N_H (Galactic)	2.49 × 10²⁰ cm^-2
N_H (intrinsic)	1.9 (+0.5, -0.5) × 10²¹ cm^-2
z of absorber	0
Photon index	2.18 (+0.16, -0.16)
Flux (0.3-10 keV) (Observed)	8.6 (+0.8, -0.7) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	1.294 (+0.095, -0.105) × 10^-11 erg cm^-2 s^-1
Counts to flux (obs)	3.25 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.90 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	315.42 (322)
Spectrum exposure	5.2 ks

Late Time spectrum (T0 + 4001 to 26765 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+10041 s

N_H (Galactic)	2.49 × 10²⁰ cm^-2
N_H (intrinsic)	2.2 (+0.6, -0.6) × 10²¹ cm^-2
z of absorber	0
Photon index	2.29 (+0.19, -0.18)
Flux (0.3-10 keV) (Observed)	7.4 (+0.7, -0.6) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	1.21 (+0.10, -0.12) × 10^-11 erg cm^-2 s^-1
Counts to flux (obs)	3.12 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	5.11 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	288.58 (295)
Spectrum exposure	4.7 ks