On the physical origin of the second solar spectrum of the Sc II line at 4247 Å

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Table 1:

Magnetic dipole and electric quadrupole HFS constants of the levels considered in this investigation.
Isotope	3d4s ¹D₂		3d4p ¹D₂
	$\mathcal{A}$ (MHz)	$\mathcal{B}$ (MHz)	$\mathcal{A}$ (MHz)	$\mathcal{B}$ (MHz)
⁴⁵Sc	128.2	-39	215.7	18

Data are taken from Villemoes et al. (1992).

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