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Swift-XRT spectra of GRB 251208B — Source 7

Last updated at 2025-12-09 at 04:04:16 UTC

xrtpipeline was called using the Swift 6.35.2 software

About these products.

Time-averaged spectrum (T0 + 33120 to 45379 s)

Download spectral files for Time-averaged spectrum.

Plots to download

PC mode spectrum of GRB 251208B

PC mode. Mean photon arrival: T0+38683 s

N_H (Galactic)	2.62 × 10²⁰ cm^-2
N_H (intrinsic)	7 (+355, -6) × 10²³ cm^-2
z of absorber	0
Photon index	2.3 (+91.1, -2.3)
Flux (0.3-10 keV) (Observed)	4.6 (-2.0, -4.5) × 10^-11 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	8 (+738, -7) × 10^-10 erg cm^-2 s^-1
Counts to flux (obs)	2.39 × 10^-8 erg cm^-2 ct^-1
Counts to flux (unabs)	4.19 × 10^-7 erg cm^-2 ct^-1
W-stat What's this?(dof)	5.79 (4)
Spectrum exposure	4.8 ks