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Swift-XRT spectra of GRB 250728A — Source 3

Last updated at 2025-07-29 at 05:24:59 UTC

About these products.

Time-averaged spectrum (T0 + 14708 to 28187 s)

Download spectral files for Time-averaged spectrum.

Plots to download

PC mode spectrum of GRB 250728A

PC mode. Mean photon arrival: T0+22691 s

N_H (Galactic)	8.49 × 10²⁰ cm^-2
N_H (intrinsic)	0 (+3.38 × 10²², -0) cm^-2
z of absorber	0
Photon index	0.9 (+3.0, -1.4)
Flux (0.3-10 keV) (Observed)	1.3 (+1.6, -1.0) × 10^-13 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	1.31 (+2.05, -0.97) × 10^-13 erg cm^-2 s^-1
Counts to flux (obs)	6.78 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	7.00 × 10^-11 erg cm^-2 ct^-1
W-stat What's this?(dof)	0.43 (2)
Spectrum exposure	3.1 ks