**Table 3:** The spectral indexes of the VLBI components.
	Component
epoch	k	b	d	e	f	g
2001.20	0.067	-1.28 $\pm^{0.28}_{0.32}$	-0.44 $\pm$ 0.09	-0.52	-0.11	-0.54
2001.48	0.22	- $4.52\pm({>}0.32)$	-0.47 $\pm$ 0.09	-0.28	0	$-2.27\pm({>}0.47)$
2001.86	0.052		-0.51	-0.11	-0.48	-0.19
2002.11	0.05		-0.57	-0.24	-0.23	-0.54
2002.14	0.21		-0.56	-0.15	-0.32	-0.11
2002.45	0.03		-0.41	-0.12	-0.17	-0.30

Note: The errors, if not shown in the table, are all 0.16.

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