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Swift-XRT spectra of GRB 160321A

Last updated after receiving ObsID 00680017001, version 10

Data were analysed using HEASOFT version 6.28

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Jump to: Time-averaged|Late Time

Time-averaged spectrum (T0 + 114 to 58620 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+120 s

N_H (Galactic)	7.16 × 10²¹ cm^-2
N_H (intrinsic)	1.1 (+1.9, -1.0) × 10²² cm^-2
z of absorber	0
Photon index	2.7 (+1.4, -1.1)
Flux (0.3-10 keV) (Observed)	2.58 (+1.30, -0.82) × 10^-10 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	1.13 (+20.16, -0.76) × 10^-9 erg cm^-2 s^-1
Counts to flux (obs)	3.43 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	1.51 × 10^-10 erg cm^-2 ct^-1
W-stat (dof) What's this?	51.44 (68)
Spectrum exposure	12 s

PC mode. Mean photon arrival: T0+1415 s

N_H (Galactic)	7.16 × 10²¹ cm^-2
N_H (intrinsic)	2.0 (+4.9, -2.0) × 10²¹ cm^-2
z of absorber	0
Photon index	1.4 (+0.4, -0.3)
Flux (0.3-10 keV) (Observed)	3.0 (+0.7, -0.6) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	2.44 (+1.07, -0.43) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	6.95 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	5.57 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	121.64 (161)
Spectrum exposure	8.9 ks

Late Time spectrum (T0 + 4986 to 58620 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+10945 s

N_H (Galactic)	7.16 × 10²¹ cm^-2
N_H (intrinsic)	7 (+36, -7) × 10²¹ cm^-2
z of absorber	0
Photon index	1.6 (+2.4, -1.3)
Flux (0.3-10 keV) (Observed)	1.4 (+0.8, -0.8) × 10^-13 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	1.7738 (+6.53 × 10⁵, +0.0011) × 10^-13 erg cm^-2 s^-1
Counts to flux (obs)	7.26 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	9.07 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	12.90 (12)
Spectrum exposure	7.8 ks