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Swift-XRT spectra of GRB 251222A — Source 2

Last updated at 2025-12-23 at 09:18:10 UTC

xrtpipeline was called using the Swift 6.35.2 software

About these products.

Time-averaged spectrum (T0 + 10696 to 17388 s)

Download spectral files for Time-averaged spectrum.

Plots to download

PC mode spectrum of GRB 251222A

PC mode. Mean photon arrival: T0+13644 s

N_H (Galactic)	9.27 × 10²⁰ cm^-2
N_H (intrinsic)	1.3 (+4.0, -1.3) × 10²² cm^-2
z of absorber	0
Photon index	4.7 (+2.5, -4.2)
Flux (0.3-10 keV) (Observed)	1.2 (+7.9, -0.7) × 10^-13 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	7 (+1.00 × 10¹², -7) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	2.26 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	1.45 × 10^-9 erg cm^-2 ct^-1
W-stat What's this?(dof)	2.33 (4)
Spectrum exposure	2.0 ks