Table 8: Polynomial relations for points along our isochrones used as age indicators. The relations are all of the form f(t)=a0+a1t+a2t2+a3t3, where t is in Gyr. Part I: V-magnitudes.
[Fe/H] a0 a1 a2 a3
$V_{\rm TO}$
-2.26 1.081588 0.409828 -0.019137 0.000357
-2.08 1.108813 0.416247 -0.019509 0.000357
-1.78 1.100272 0.458946 -0.023650 0.000468
-1.56 1.155703 0.478126 -0.026089 0.000546
-1.25 1.217895 0.527360 -0.032193 0.000736
-1.07 1.128014 0.589114 -0.038899 0.000941
-0.77 2.053031 0.376031 -0.021472 0.000476
-0.54 2.557615 0.261690 -0.012317 0.000242
$V_{\rm TO}^{\rm b}$
-2.26 0.539520 0.468912 -0.027354 0.000614
-2.08 0.603893 0.467406 -0.027372 0.000616
-1.78 0.785738 0.448451 -0.026057 0.000585
-1.56 0.941462 0.428725 -0.024491 0.000544
-1.25 1.324353 0.354857 -0.018317 0.000382
-1.07 1.428730 0.346346 -0.017664 0.000366
-0.77 1.515883 0.353536 -0.018211 0.000382
-0.54 1.657861 0.338788 -0.016849 0.000346
$V_{\rm TO}^{\rm f}$
-2.26 1.058614 0.571462 -0.026232 0.000411
-2.08 1.058448 0.603465 -0.030062 0.000525
-1.78 1.016492 0.686102 -0.039767 0.000821
-1.56 0.989632 0.755390 -0.048332 0.001092
-1.25 1.391756 0.737361 -0.051244 0.001246
-1.07 1.928974 0.632944 -0.044782 0.001121
-0.77 3.212045 0.311654 -0.018641 0.000434
-0.54 3.506210 0.238451 -0.012321 0.000258
$V_{\rm ZAHB}$
-2.26 0.540172 -0.039658 0.002869 -0.000080
-2.08 0.532918 -0.019872 0.001615 -0.000046
-1.78 0.526569 0.002118 0.000071 -0.000007
-1.56 0.532144 0.007506 -0.000312 0.000003
-1.25 0.586536 0.010611 -0.000563 0.000009
-1.07 0.633460 0.010605 -0.000585 0.000010
-0.77 0.718433 0.008860 -0.000476 0.000007
-0.54 0.776018 0.008516 -0.000483 0.000008
$V_{\rm Bump}$
-2.26 -1.642720 0.178577 -0.008972 0.000172
-2.08 -1.650644 0.214845 -0.012553 0.000283
-1.78 -1.349552 0.186709 -0.009940 0.000213
-1.56 -1.232649 0.204869 -0.011501 0.000252
-1.25 -0.825191 0.163242 -0.007843 0.000159
-1.07 -0.614190 0.161057 -0.008018 0.000167
-0.77 -0.324075 0.157983 -0.007189 0.000135
-0.54 0.149489 0.098844 -0.002696 0.000030
$V_{\rm tip}$
-2.26 -3.115167 0.011530 -0.000371 0.000003
-2.08 -3.144452 0.019023 -0.000891 0.000016
-1.78 -3.153072 0.028388 -0.001289 0.000021
-1.56 -3.134376 0.039542 -0.001889 0.000033
-1.25 -3.065595 0.057298 -0.002933 0.000057
-1.07 -2.983806 0.065208 -0.003290 0.000065
-0.77 -2.835034 0.099049 -0.004695 0.000090
-0.54 -2.477340 0.118030 -0.005648 0.000109

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