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Swift-XRT spectra of GRB 250728A — Source 2

Last updated at 2025-07-29 at 05:24:58 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+22047 s

N_H (Galactic)	8.59 × 10²⁰ cm^-2
N_H (intrinsic)	1.2 (+12.7, -1.2) × 10²¹ cm^-2
z of absorber	0
Photon index	2.6 (+3.7, -1.3)
Flux (0.3-10 keV) (Observed)	1.39 (+1.40, -0.81) × 10^-13 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	2.7 (+1.00 × 10¹³, -1.6) × 10^-13 erg cm^-2 s^-1
Counts to flux (obs)	2.24 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.30 × 10^-11 erg cm^-2 ct^-1
W-stat What's this?(dof)	14.16 (7)
Spectrum exposure	3.1 ks