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Swift-XRT spectra of GRB 250903A — Source 2

Last updated at 2025-09-08 at 03:08:51 UTC

xrtpipeline was called using the Swift 6.35.2 software

About these products.

Time-averaged spectrum (T0 + 12742 to 344077 s)

Download spectral files for Time-averaged spectrum.

Plots to download

PC mode spectrum of GRB 250903A - source 2

PC mode. Mean photon arrival: T0+194153 s

N_H (Galactic)	4.41 × 10²⁰ cm^-2
N_H (intrinsic)	1.5 (+3.1, -1.3) × 10²³ cm^-2
z of absorber	0
Photon index	2.4 (+4.3, -2.5)
Flux (0.3-10 keV) (Observed)	7 (+6, -3) × 10^-13 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	5 (+1.00 × 10¹², -3) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	1.02 × 10^-10 erg cm^-2 ct^-1
Counts to flux (unabs)	7.61 × 10^-10 erg cm^-2 ct^-1
W-stat What's this?(dof)	28.32 (26)
Spectrum exposure	6.3 ks