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Swift-XRT spectra of GRB 260208B — Source 75

Last updated at 2026-02-09 at 21:34:09 UTC

About these products.

Time-averaged spectrum (T0 + 33067 to 45512 s)

Download spectral files for Time-averaged spectrum.

Plots to download

PC mode spectrum of GRB 260208B

PC mode. Mean photon arrival: T0+37168 s

N_H (Galactic)	4.21 × 10²¹ cm^-2
N_H (intrinsic)	2.5 (+103.5, -2.5) × 10²⁰ cm^-2
z of absorber	0
Photon index/th>	99.35 (+??, -102.35)
Flux (0.3-10 keV) (Observed)	1.7 (+1.4, -1.3) × 10^-17 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	4.9 (+3.9, -2.6) × 10^-13 erg cm^-2 s^-1
Counts to flux (obs)	7.76 × 10^-17 erg cm^-2 ct^-1
Counts to flux (unabs)	2.32 × 10^-12 erg cm^-2 ct^-1
W-stat What's this?(dof)	79.73 (52)
Spectrum exposure	1.9 ks