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Swift-XRT spectra of GRB 250704B

Last updated after receiving ObsID 00019908005, version 17

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 + 1963 to 7831 s)

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PC mode spectrum of Time-averaged

PC mode. Mean photon arrival: T0+3269 s

N_H (Galactic)	1.47 × 10²¹ cm^-2
N_H (intrinsic)	0 (+2.47 × 10²⁰, -0) cm^-2
z of absorber	0
Photon index	1.96 (+0.16, -0.13)
Flux (0.3-10 keV) (Observed)	7.2 (+1.0, -0.7) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	8.7 (+1.0, -0.9) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	3.57 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.34 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	218.44 (195)
Spectrum exposure	2.0 ks

Late Time spectrum (T0 + 7570 to 7831 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+7673 s

N_H (Galactic)	1.47 × 10²¹ cm^-2
N_H (intrinsic)	0 (+1.89 × 10²¹, -0) cm^-2
z of absorber	0
Photon index	1.93 (+1.02, -0.49)
Flux (0.3-10 keV) (Observed)	3.3 (+2.0, -1.5) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	3.2 (+3.4, -0.7) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	3.17 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	3.05 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	17.55 (20)
Spectrum exposure	260 s