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Table 1:

Distance, reddening and age starting values for the seventeen open clusters used in our analysis are presented in the left panel. In the right panel are the results obtained with our analysis.

Cluster
  d E(B-V) log t d E(B-V) log t [Z] [Fe/H] [Fe/H]$_{\rm L}$
    [pc] [mag] [dex] [pc] [mag] [dex] [dex] [dex] [dex]
Alessi 13   110 0.040 8.720 110 0.040 8.720 0.027(7) +0.17  
Berkeley 29 C0650+169 14 870 0.157 9.025 16 440 0.200 9.380 0.007(2) -0.48 -0.31(3)2
IC 4665 C1743+057 352 0.174 7.634 352 0.174 7.634 0.022(9) +0.08 -0.03(4)2
Melotte 20 Alpha Per 185 0.090 7.854 185 0.090 8.050 0.028(7) +0.18 -0.051
Melotte 25 Hyades 45 0.010 8.896 46 0.010 8.900 0.028(7) +0.18 +0.13(5)2
Melotte 111 Coma Ber 96 0.013 8.652 81 0.013 8.800 0.018(8) -0.03 -0.051
NGC 752 C0154+374 457 0.034 9.050 429 0.044 9.100 0.021(5) +0.05 -0.081
NGC 1039 C0238+425 499 0.070 8.249 499 0.070 8.250 0.023(7) +0.10 -0.301
NGC 2168 C0605+243 816 0.262 7.979 816 0.262 8.200 0.014(3) -0.15 -0.161
NGC 2451 A C0743-378 189 0.010 7.780 189 0.010 7.780 0.020(5) +0.02  
NGC 2451 B C0743-378 302 0.055 7.648 302 0.055 7.570 0.019(4) -0.01  
NGC 2516 C0757-607 409 0.101 8.052 360 0.112 8.150 0.015(5) -0.12 +0.061
NGC 2547 C0809-491 455 0.041 7.557 382 0.060 7.500 0.017(5) -0.06 -0.161
NGC 2632 Praesepe 187 0.009 8.863 171 0.027 8.720 0.028(6) +0.18 +0.141
NGC 6475 C1750-348 301 0.103 8.475 301 0.103 8.300 0.028(7) +0.18 +0.14(6)2
NGC 7092 C2130+482 326 0.013 8.445 326 0.013 8.445 0.026(6) +0.15  
Stock 2 C0211+590 303 0.380 8.230 380 0.340 8.230 0.032(10) +0.25  

Notes. (1) Chen et al. (2003); (2) Magrini et al. (2009).


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