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Swift-XRT spectra of GRB 181030A

Last updated after receiving ObsID 00869494002, version 8

Data were analysed using HEASOFT version 6.35.2

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Jump to: Time-averaged|Late Time

Time-averaged spectrum (T0 + 148 to 50071 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+201 s

N_H (Galactic)	3.46 × 10²⁰ cm^-2
N_H (intrinsic)	9.4 (+2.3, -2.2) × 10²⁰ cm^-2
z of absorber	0
Photon index	1.11 (+0.05, -0.05)
Flux (0.3-10 keV) (Observed)	3.50 (+0.12, -0.11) × 10^-9 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	3.71 (+0.09, -0.09) × 10^-9 erg cm^-2 s^-1
Counts to flux (obs)	5.81 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	6.17 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	857.26 (771)
Spectrum exposure	121 s

PC mode. Mean photon arrival: T0+7572 s

N_H (Galactic)	3.46 × 10²⁰ cm^-2
N_H (intrinsic)	2.6 (+5.4, -2.6) × 10²⁰ cm^-2
z of absorber	0
Photon index	1.62 (+0.18, -0.17)
Flux (0.3-10 keV) (Observed)	2.7 (+0.4, -0.3) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	2.94 (+0.29, -0.24) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	4.03 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.38 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	219.70 (263)
Spectrum exposure	10.2 ks

Late Time spectrum (T0 + 4001 to 50071 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+8035 s

N_H (Galactic)	3.46 × 10²⁰ cm^-2
N_H (intrinsic)	3 (+6, -3) × 10²⁰ cm^-2
z of absorber	0
Photon index	1.61 (+0.20, -0.18)
Flux (0.3-10 keV) (Observed)	2.39 (+0.33, -0.29) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	2.62 (+0.27, -0.25) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	4.08 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	4.46 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	220.20 (254)
Spectrum exposure	9.8 ks