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Swift-XRT spectra of GRB 260208B — Source 54

Last updated at 2026-02-09 at 21:28:50 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+37079 s

N_H (Galactic)	4.22 × 10²¹ cm^-2
N_H (intrinsic)	2.17 (+24.71, -0.75) × 10²¹ cm^-2
z of absorber	0
Photon index/th>	80.53 (+??, -83.52)
Flux (0.3-10 keV) (Observed)	8.0 (+10.0, -8.0) × 10^-14 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	9.1 (+28.5, -9.1) × 10^-9 erg cm^-2 s^-1
Counts to flux (obs)	7.75 × 10^-13 erg cm^-2 ct^-1
Counts to flux (unabs)	8.83 × 10^-8 erg cm^-2 ct^-1
W-stat What's this?(dof)	48.25 (52)
Spectrum exposure	1.9 ks