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Table 1:

New Johnson-Cousins photoelectric photometry obtained for some of the metal-poor stars in the sample.

Name
U B V $R_{\rm C}$ $I_{\rm C}$
HD 3567 9.556 9.695 9.240 8.941 8.631
HD 16031 10.004 10.197 9.770 9.484 9.184
HD 19445 8.207 8.503 8.026 7.737 7.394
HD 34328 9.683 9.903 9.416 9.106 8.773
HD 45282 8.659 8.672 8.010 7.610 7.196
HD 59392 10.048 10.217 9.761 9.457 9.142
HD 64090 8.762 8.951 8.295 7.935 7.536
HD 64606 8.277 8.140 7.412 6.994 6.561
HD 74000 9.880 10.071 9.656 9.381 9.080
HD 84937 8.485 8.702 8.306 8.047 7.759
HD 94028 8.421 8.640 8.202 7.917 7.585
HD 102200 9.009 9.189 8.739 8.449 8.141
HD 106038 10.431 10.627 10.153 9.857 9.529
HD 108177 9.874 10.082 9.647 9.362 9.052
HD 110621 10.230 10.385 9.932 9.628 9.313
HD 114762 7.738 7.833 7.283 6.967 6.629
HD 116064 9.099 9.282 8.833 8.520 8.189
HD 122196 9.055 9.212 8.753 8.444 8.112
HD 132475 8.983 9.100 8.563 8.216 7.855
HD 134169 8.115 8.193 7.663 7.342 7.011
HD 134439 10.033 9.881 9.118 8.661 8.220
HD 140283 7.502 7.692 7.205 6.876 6.522
HD 160617 9.014 9.188 8.740 8.431 8.108
HD 163810 10.185 10.272 9.660 9.280 8.897
HD 179626 9.601 9.710 9.188 8.849 8.502
HD 181743 9.911 10.140 9.683 9.375 9.062
HD 188510 9.303 9.452 8.851 8.486 8.100
HD 189558 8.214 8.299 7.740 7.392 7.034
HD 193901 9.049 9.183 8.644 8.307 7.964
HD 194598 8.666 8.844 8.356 8.055 7.739
HD 199289 8.660 8.803 8.287 7.972 7.643
HD 201891 7.740 7.908 7.390 7.081 6.737
HD 213657 9.869 10.063 9.646 9.368 9.068
HD 215801 10.272 10.471 10.038 9.732 9.418
HD 219617 8.425 8.621 8.153 7.845 7.525
HD 284248 9.407 9.650 9.208 8.927 8.608
HD 298986 10.316 10.506 10.062 9.774 9.470
BD+17 4708 9.718 9.922 9.476 9.183 8.854
BD+02 3375 10.174 10.414 9.944 9.635 9.297
BD-04 3208 10.203 10.375 9.977 9.709 9.417
BD-13 3442 10.529 10.655 10.266 9.994 9.704
CD-30 18140 10.155 10.365 9.946 9.663 9.353
CD-33 3337 9.436 9.581 9.109 8.814 8.490

Notes.  Each measurement comprises an average of 4 observations per star. The rms of individual observations are 0.02 for the V magnitude, 0.015 for the U-B colour and 0.008 mag for B-V, V-R, R-I, V-I colours.


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