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Swift-XRT spectra of GRB 220305A

Last updated after receiving ObsID 01095215001, version 11

Data were analysed using HEASOFT version 6.35.2

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Add time-sliced spectrum.

Jump to: Time-averaged|Late Time

Time-averaged spectrum (T0 + 3026 to 78482 s)

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PC mode spectrum of Time-averaged

PC mode. Mean photon arrival: T0+13153 s

N_H (Galactic)	2.59 × 10²¹ cm^-2
N_H (intrinsic)	5.1 (+1.8, -1.6) × 10²¹ cm^-2
z of absorber	0
Photon index	2.24 (+0.25, -0.24)
Flux (0.3-10 keV) (Observed)	2.68 (+0.33, -0.29) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	5.72 (+1.45, -0.93) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	4.05 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	8.67 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	222.84 (273)
Spectrum exposure	11.6 ks

Late Time spectrum (T0 + 4001 to 78482 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+20917 s

N_H (Galactic)	2.59 × 10²¹ cm^-2
N_H (intrinsic)	4.5 (+2.8, -2.2) × 10²¹ cm^-2
z of absorber	0
Photon index	2.0 (+0.3, -0.3)
Flux (0.3-10 keV) (Observed)	1.67 (+0.29, -0.24) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	3.0 (+0.9, -0.5) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	4.44 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	7.89 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	148.81 (203)
Spectrum exposure	10.6 ks