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Swift-XRT spectra of GRB 220306B

Last updated after receiving ObsID 01095288001, version 6

Data were analysed using HEASOFT version 6.35.2

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Jump to: Time-averaged|Late Time

Time-averaged spectrum (T0 + 89 to 24341 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+97 s

N_H (Galactic)	4.07 × 10²¹ cm^-2
N_H (intrinsic)	0 (+6.11 × 10²¹, -0) cm^-2
z of absorber	0
Photon index	1.4 (+1.0, -0.3)
Flux (0.3-10 keV) (Observed)	1.7 (+0.7, -0.7) × 10^-10 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	2.04 (+1.23, -0.62) × 10^-10 erg cm^-2 s^-1
Counts to flux (obs)	4.06 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.74 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	46.44 (59)
Spectrum exposure	20 s

PC mode. Mean photon arrival: T0+2889 s

N_H (Galactic)	4.07 × 10²¹ cm^-2
N_H (intrinsic)	3.1 (+2.9, -2.3) × 10²¹ cm^-2
z of absorber	0
Photon index	1.77 (+0.31, -0.29)
Flux (0.3-10 keV) (Observed)	3.3 (+0.5, -0.5) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	4.98 (+1.02, -0.47) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	5.16 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	7.83 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	149.56 (232)
Spectrum exposure	6.6 ks

Late Time spectrum (T0 + 5105 to 24341 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+11452 s

N_H (Galactic)	4.07 × 10²¹ cm^-2
N_H (intrinsic)	1.15 (+1.32, -0.78) × 10²² cm^-2
z of absorber	0
Photon index	3.07 (+1.25, -0.94)
Flux (0.3-10 keV) (Observed)	5.7 (+2.3, -1.5) × 10^-13 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	4.0 (+1.7, -1.9) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	3.52 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	2.47 × 10^-10 erg cm^-2 ct^-1
W-stat (dof) What's this?	54.59 (52)
Spectrum exposure	5.0 ks