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Swift-XRT spectra of GRB 060901

Last updated after receiving ObsID 00020039002, version 11

Data were analysed using HEASOFT version 6.35.2

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Add time-sliced spectrum.

Time-averaged spectrum (T0 + 13772 to 29614 s)

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PC mode spectrum of Time-averaged

WT mode. Mean photon arrival: T0+13773 s

Can't find a valid fit for this spectrum

PC mode. Mean photon arrival: T0+21308 s

N_H (Galactic)	3.53 × 10²¹ cm^-2
N_H (intrinsic)	3 (+4, -3) × 10²¹ cm^-2
z of absorber	0
Photon index	1.9 (+0.5, -0.5)
Flux (0.3-10 keV) (Observed)	2.0 (+0.6, -0.5) × 10^-12 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	3.17 (+1.52, -0.70) × 10^-12 erg cm^-2 s^-1
Counts to flux (obs)	4.68 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	7.41 × 10^-11 erg cm^-2 ct^-1
W-stat (dof) What's this?	80.94 (80)
Spectrum exposure	2.9 ks