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Swift-XRT spectra of GRB 250704A

Last updated after receiving ObsID 00019907003, version 8

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 + 2894 to 8667 s)

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PC mode spectrum of Time-averaged

PC mode. Mean photon arrival: T0+3973 s

N_H (Galactic)	1.56 × 10²⁰ cm^-2
N_H (intrinsic)	5 (+7, -5) × 10²⁰ cm^-2
z of absorber	0
Photon index	2.09 (+0.31, -0.28)
Flux (0.3-10 keV) (Observed)	4.8 (+0.9, -0.7) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	5.7 (+0.8, -0.6) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	3.15 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	3.76 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	110.36 (154)
Spectrum exposure	2.0 ks

Late Time spectrum (T0 + 4002 to 8667 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+4935 s

N_H (Galactic)	1.56 × 10²⁰ cm^-2
N_H (intrinsic)	0 (+1.09 × 10²¹, -0) cm^-2
z of absorber	0
Photon index	1.59 (+0.47, -0.24)
Flux (0.3-10 keV) (Observed)	4.9 (+1.2, -1.3) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	5.1 (+1.1, -1.1) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	4.09 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.21 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	60.48 (69)
Spectrum exposure	922 s