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Swift-XRT spectra of GRB 231230A

Last updated after receiving ObsID 01205319001, version 15

Data were analysed using HEASOFT version 6.32

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Jump to: Time-averaged|Late Time

Time-averaged spectrum (T0 + 146 to 64202 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+178 s

N_H (Galactic)	1.31 × 10²⁰ cm^-2
N_H (intrinsic)	2.5 (+1.4, -1.2) × 10²¹ cm^-2
z of absorber	0
Photon index	1.84 (+0.29, -0.28)
Flux (0.3-10 keV) (Observed)	2.3 (+0.4, -0.3) × 10^-10 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	3.0 (+0.4, -0.3) × 10^-10 erg cm^-2 s^-1
Counts to flux (obs)	3.61 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.86 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	207.39 (217)
Spectrum exposure	68 s

PC mode. Mean photon arrival: T0+10193 s

N_H (Galactic)	1.31 × 10²⁰ cm^-2
N_H (intrinsic)	4.0 (+0.7, -0.6) × 10²¹ cm^-2
z of absorber	0
Photon index	1.95 (+0.13, -0.13)
Flux (0.3-10 keV) (Observed)	8.7 (+0.6, -0.6) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	1.33 (+0.08, -0.08) × 10^-11 erg cm^-2 s^-1
Counts to flux (obs)	4.05 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	6.13 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	363.22 (442)
Spectrum exposure	12.0 ks

Late Time spectrum (T0 + 5468 to 64202 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+18514 s

N_H (Galactic)	1.31 × 10²⁰ cm^-2
N_H (intrinsic)	3.9 (+0.9, -0.8) × 10²¹ cm^-2
z of absorber	0
Photon index	2.03 (+0.19, -0.18)
Flux (0.3-10 keV) (Observed)	3.5 (+0.4, -0.3) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	5.5 (+0.5, -0.5) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	3.87 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	6.14 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	261.26 (322)
Spectrum exposure	10.5 ks