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Swift-XRT spectra of GRB 250309B/IceCube-250309A — Source 23

Last updated at 2025-07-28 at 12:06:50 UTC

About these products.

Time-averaged spectrum (T0 + 46059 to 136018 s)

Download spectral files for Time-averaged spectrum.

Plots to download

PC mode spectrum of GRB 250309B/IceCube-250309A - source 23

PC mode. Mean photon arrival: T0+126279 s

N_H (Galactic)	0.00 × 10^-1 cm^-2
N_H (intrinsic)	0 (+??, -0) cm^-2
z of absorber	0
Photon index	0.00 (+0.00, -0.00)
Flux (0.3-10 keV) (Observed)	0.00 (+0.00, -0.00) × 10^-1 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	0.00 (+0.00, -0.00) × 10^-1 erg cm^-2 s^-1
Counts to flux (obs)	0.00 × 10^-1 erg cm^-2 ct^-1
Counts to flux (unabs)	0.00 × 10^-1 erg cm^-2 ct^-1
W-stat What's this?(dof)	()
Spectrum exposure	8.2 ks