**Table 6:** Spectral fits of the afterglow phase of GRB 060124.
Spectrum	Model	$N_{\rm H}^{z}$	Photon index	$\chi^2_{\rm red}$ (d.o.f.)	Start time	End time	Total exposure
		(10²² cm^-2)			(s since T₀)	(s tince T₀)	(s)
XRT PC (001)^a	PL	1.6_-0.7^+1.1	$2.14\pm0.13$	1.14 (56)	11 408	30 726	5479
XRT PC (002)^a	PL	1.4_-0.5^+0.7	$2.08\pm0.09$	1.10 (104)	34 398	111 665	21 979
XRT PC (003)^a	PL	0.7_-0.7^+1.5	$1.83\pm0.19$	0.82 (27)	115 809	197 945	18 495
XRT PC (004)^a	PL	0.8_-0.8^+3.1	1.95_-0.28^+0.35	1.62 (10)	202 206	272 587	14 269
XRT PC (mean AG)^a	PL	1.3_-0.4^+0.5	$2.06\pm0.06$	1.07 (216)	11 408	475 924	92 360

^a Model WABS*ZWABS(POWER) with a Galactic $N_{\rm H}^{\rm G} = 9.89$ $\times$ 10²⁰ cm^-2 and free photon
index and column density at the GRB redshift.

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