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Swift-XRT spectra of GRB 260208B — Source 115

Last updated at 2026-02-09 at 22:07:52 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+37244 s

N_H (Galactic)	4.18 × 10²¹ cm^-2
N_H (intrinsic)	1.52 (+0.25, -0.15) × 10²⁴ cm^-2
z of absorber	0
Photon index/th>	99.36 (+??, -94.18)
Flux (0.3-10 keV) (Observed)	4.2 (+2.5, -2.1) × 10^-11 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	4 (+1.00 × 10¹¹, -99999999996) × 10^-11 erg cm^-2 s^-1
Counts to flux (obs)	1.65 × 10^-9 erg cm^-2 ct^-1
Counts to flux (unabs)	1.65 × 10^-9 erg cm^-2 ct^-1
W-stat What's this?(dof)	31.37 (29)
Spectrum exposure	1.9 ks