Table 3: Average iron abundance and ratio of heavy element abundances to iron for the five targets stars. The columns are as follows: F66 = Feige 66; CD = CD  $-24^\circ 731$; PG = PG 1219+534; CPD = CPD  $-64^\circ 481$; F48 = Feige 48. Abbreviations: n-v = non-variable, var. = variable.
  F66 CD PG CPD F48
  n-v n-v var. n-v var.
Fe 6.46 6.85 7.23 7.43 7.68
Ca/Fe 1.63 0.65 0.50 -0.46 -0.37
Ti/Fe 0.50 -1.03 -0.65 -1.74 -2.50
V/Fe -0.09 -1.08 -1.08 -2.95 -
Cr/Fe 0.84 0.23 0.06 -1.15 -1.68
Mn/Fe -0.44 0.10 0.05 -1.85 -2.06
Co/Fe -0.05 -0.69 -0.50 - -1.83
Ni/Fe 0.39 -0.61 -0.19 -0.97 -1.03
Cu/Fe -0.19 - -0.87 - -2.43
Zn/Fe 0.18 -0.88 -0.59 -2.10 -2.38
Ga/Fe -0.93 -1.62 -1.70 -3.80 -2.98
Ge/Fe -1.25 -1.87 -2.02 -3.86 -3.66
Sn/Fe -2.34 -3.74 -3.11 -4.57 -4.74
Pb/Fe -1.76 -2.55 -2.53 -4.00 -3.88


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