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Swift-XRT spectra of GRB 220930A

Last updated after receiving ObsID 01125809008, version 14

Data were analysed using HEASOFT version 6.32

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Jump to: Time-averaged|Late Time

Time-averaged spectrum (T0 + 176 to 35923 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+300 s

N_H (Galactic)	2.82 × 10²¹ cm^-2
N_H (intrinsic)	2.4 (+0.6, -0.6) × 10²¹ cm^-2
z of absorber	0
Photon index	1.58 (+0.08, -0.08)
Flux (0.3-10 keV) (Observed)	5.71 (+0.25, -0.24) × 10^-10 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	7.54 (+0.27, -0.26) × 10^-10 erg cm^-2 s^-1
Counts to flux (obs)	5.10 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	6.73 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	675.62 (665)
Spectrum exposure	390 s

PC mode. Mean photon arrival: T0+8667 s

N_H (Galactic)	2.82 × 10²¹ cm^-2
N_H (intrinsic)	3.5 (+1.2, -1.1) × 10²¹ cm^-2
z of absorber	0
Photon index	1.83 (+0.16, -0.15)
Flux (0.3-10 keV) (Observed)	1.89 (+0.16, -0.15) × 10^-11 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	2.89 (+0.28, -0.21) × 10^-11 erg cm^-2 s^-1
Counts to flux (obs)	4.73 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	7.24 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	335.61 (395)
Spectrum exposure	6.5 ks

Late Time spectrum (T0 + 5118 to 35923 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+15469 s

N_H (Galactic)	2.82 × 10²¹ cm^-2
N_H (intrinsic)	3.5 (+1.8, -1.5) × 10²¹ cm^-2
z of absorber	0
Photon index	1.82 (+0.22, -0.21)
Flux (0.3-10 keV) (Observed)	7.9 (+1.0, -0.8) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	1.20 (+0.17, -0.12) × 10^-11 erg cm^-2 s^-1
Counts to flux (obs)	4.74 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	7.23 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	258.88 (287)
Spectrum exposure	5.6 ks