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Table 1

Swift-BAT (15150 keV) spectral fits data results of the first dataset of GRB 060218, that includes the first four BAT spectra (ΔtD1 = 340 s).

# Δt γ E cutoff Norm Flux χ2/d.o.f.
(s) (keV) Photons keV-1 cm-2 s-1 (10-9 erg/cm2/s)

1 64 5.0 63.2/56
2 64 4.3 59.6/56
3 49 3.4 43.0/56
4 163 5.1 26.2/55

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