Regarding the Charmed-Strange Member of the 2³𝑆₁ Meson State

Table 2

Constituent quark masses (in MeV) in different phenological models.

Mass	Ref [15]	Ref [16]	Ref [17]	Ref [18]	Ref [19]	Average
𝑚𝑛(𝑛=𝑢,𝑑)	290	360	337.5	311	310	321
𝑚𝑠	460	540	486	487	483	491.2
𝑚𝑐	1650	1710	1550	1592		1625.5