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Swift-XRT spectra of GRB 070616

Last updated after receiving ObsID 00282445003, version 15

Data were analysed using HEASOFT version 6.29

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Jump to: Time-averaged|Late Time

Time-averaged spectrum (T0 + 137 to 99549 s)

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WT and PC mode spectra of Time-averaged

WT mode. Mean photon arrival: T0+431 s

N_H (Galactic)	4.83 × 10²¹ cm^-2
N_H (intrinsic)	1.21 (+0.22, -0.21) × 10²¹ cm^-2
z of absorber	0
Photon index	1.206 (+0.021, -0.021)
Flux (0.3-10 keV) (Observed)	5.28 (+0.06, -0.06) × 10^-9 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	6.27 (+0.06, -0.06) × 10^-9 erg cm^-2 s^-1
Counts to flux (obs)	6.51 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	7.74 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	1075.08 (943)
Spectrum exposure	835 s

PC mode. Mean photon arrival: T0+13972 s

N_H (Galactic)	4.83 × 10²¹ cm^-2
N_H (intrinsic)	1.2 (+8.4, -1.2) × 10²⁰ cm^-2
z of absorber	0
Photon index	2.08 (+0.15, -0.10)
Flux (0.3-10 keV) (Observed)	2.02 (+0.14, -0.15) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	3.45 (+0.37, -0.19) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	3.87 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	6.60 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	365.59 (406)
Spectrum exposure	35.9 ks

Late Time spectrum (T0 + 4609 to 99549 s)

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PC mode spectrum of Late Time

PC mode. Mean photon arrival: T0+18794 s

N_H (Galactic)	4.83 × 10²¹ cm^-2
N_H (intrinsic)	7 (+94, -7) × 10¹⁹ cm^-2
z of absorber	0
Photon index	2.25 (+0.18, -0.11)
Flux (0.3-10 keV) (Observed)	1.08 (+0.08, -0.09) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	2.07 (+0.32, -0.14) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	3.54 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	6.77 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	265.57 (333)
Spectrum exposure	35.7 ks