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Swift-XRT spectra of GRB 250331C

Last updated after receiving ObsID 01299967001, version 5

Data were analysed using HEASOFT version 6.32

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Jump to: Time-averaged|Late Time

Time-averaged spectrum (T0 + 137 to 34759 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+175 s

N_H (Galactic)	6.49 × 10²¹ cm^-2
N_H (intrinsic)	0 (+4.04 × 10²⁰, -0) cm^-2
z of absorber	0
Photon index	2.110 (+0.114, -0.078)
Flux (0.3-10 keV) (Observed)	5.0 (+0.4, -0.3) × 10^-10 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	9.2 (+0.6, -0.6) × 10^-10 erg cm^-2 s^-1
Counts to flux (obs)	3.88 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	7.10 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	341.15 (412)
Spectrum exposure	95 s

PC mode. Mean photon arrival: T0+847 s

N_H (Galactic)	6.49 × 10²¹ cm^-2
N_H (intrinsic)	2.5 (+3.4, -2.5) × 10²¹ cm^-2
z of absorber	0
Photon index	1.65 (+0.32, -0.30)
Flux (0.3-10 keV) (Observed)	1.21 (+0.20, -0.17) × 10^-11 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	1.79 (+0.35, -0.23) × 10^-11 erg cm^-2 s^-1
Counts to flux (obs)	5.86 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	8.63 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	185.38 (220)
Spectrum exposure	2.8 ks

Late Time spectrum (T0 + 29025 to 34759 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+32775 s

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