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Swift-XRT spectra of GRB 180602A

Last updated after receiving ObsID 00835200002, version 7

Data were analysed using HEASOFT version 6.32

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Jump to: Time-averaged|Late Time

Time-averaged spectrum (T0 + 130 to 7562 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+159 s

N_H (Galactic)	1.56 × 10²⁰ cm^-2
N_H (intrinsic)	5.3 (+1.4, -1.2) × 10²¹ cm^-2
z of absorber	0
Photon index	2.45 (+0.30, -0.27)
Flux (0.3-10 keV) (Observed)	2.5 (+0.4, -0.3) × 10^-10 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	5.83 (+1.64, -0.95) × 10^-10 erg cm^-2 s^-1
Counts to flux (obs)	3.07 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	7.09 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	229.35 (257)
Spectrum exposure	67 s

PC mode. Mean photon arrival: T0+3373 s

N_H (Galactic)	1.56 × 10²⁰ cm^-2
N_H (intrinsic)	3.8 (+0.9, -0.8) × 10²¹ cm^-2
z of absorber	0
Photon index	1.95 (+0.17, -0.16)
Flux (0.3-10 keV) (Observed)	1.52 (+0.14, -0.13) × 10^-11 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	2.30 (+0.18, -0.15) × 10^-11 erg cm^-2 s^-1
Counts to flux (obs)	3.98 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	6.01 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	316.70 (349)
Spectrum exposure	4.1 ks

Late Time spectrum (T0 + 5568 to 7562 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+6445 s

N_H (Galactic)	1.56 × 10²⁰ cm^-2
N_H (intrinsic)	4.2 (+1.4, -1.2) × 10²¹ cm^-2
z of absorber	0
Photon index	1.88 (+0.25, -0.24)
Flux (0.3-10 keV) (Observed)	1.20 (+0.18, -0.15) × 10^-11 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	1.78 (+0.21, -0.15) × 10^-11 erg cm^-2 s^-1
Counts to flux (obs)	4.19 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	6.18 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	212.79 (228)
Spectrum exposure	2.0 ks