IAU Commission 27 Unpublished Data File 288E March 24, 1995 Photometry of 16 Stars in Canes Venatici Canis Minor and Cassiopeia This file contains tables of CCD photometry for sixteen stars in the constellations Canes Venatici (six stars), Canis Minor (four stars) and Cassiopeia (six stars). The columns in each table list the Heliocentric Julian Date, the phase calculated with the elements listed at the head of the table, the V magnitude and its error (in milli-magnitudes), the R magnitude and its error and the V-R color and its error. The errors are formal errors based on photon statistics and are not intended to be taken as the actual accuracy of the magnitudes. When a star falls near a defect on the CCD, magnitudes can not be accurately recovered. In Such cases, the error has been arbitrarily set to 50 mmg or larger. The observations were made with the CCD photometer on the Behlen Observatory 76-cm telescope. Schmidt, Chab and Reiswig (A.J. 109, 1239, 1995) discussed these data and presented finding charts and plots of the light and color curves. Edward G. Schmidt Behlen Observatory Department of Physics University of Nebraska USA ******************************************************************************* PHOTOMETRIC DATA FOR RZ CVn PERIOD: 0.567411 EPOCH OF MAXIMUM: 2,448,653.980 ------------------------------------------------ HJD - PHASE V s.d. R s.d. V-R s.d. 2,440,000 ------------------------------------------------ 8642.977 0.609 11.877 2 11.549 3 0.326 4 8653.982 0.004 10.873 1 10.797 2 0.071 2 8663.842 0.380 11.716 2 11.425 3 0.288 4 8663.905 0.492 11.813 2 11.518 2 0.293 3 8674.823 0.734 11.893 3 11.591 3 0.299 4 8674.884 0.841 11.988 3 11.725 3 0.260 4 8680.698 0.088 11.223 2 11.073 2 0.145 3 8680.753 0.184 11.430 2 11.221 2 0.205 3 8680.794 0.257 11.557 3 11.283 3 0.272 4 8681.893 0.193 11.429 2 11.215 2 0.209 3 ------------------------------------------------ PHOTOMETRIC DATA FOR UZ CVn PERIOD: 0.697810 EPOCH OF MAXIMUM: 2,447,977.840 ------------------------------------------------ HJD - PHASE V s.d. R s.d. V-R s.d. 2,440,000 ------------------------------------------------ 7953.760 0.492 12.291 3 11.932 3 0.359 4 7953.838 0.604 12.346 3 12.019 3 0.327 4 7953.916 0.716 12.346 3 12.033 3 0.313 4 7953.972 0.796 12.439 3 12.107 3 0.332 4 7977.761 0.887 12.467 3 12.143 3 0.324 4 7977.835 0.993 11.683 2 11.527 2 0.155 3 8003.787 0.184 11.919 3 11.676 4 0.242 5 8017.827 0.304 12.087 3 11.812 2 0.278 4 8017.893 0.398 12.206 2 11.913 2 0.294 3 8021.778 0.965 11.901 2 11.690 2 0.212 3 8021.858 0.080 11.704 2 11.523 2 0.183 3 8608.966 0.438 12.267 8 11.912 5 0.356 9 8614.982 0.060 11.664 3 11.494 3 0.170 4 ------------------------------------------------ PHOTOMETRIC DATA FOR XY CVn PERIOD: 0.357279 EPOCH OF MAXIMUM: 2,448,708.768 ------------------------------------------------ HJD - PHASE V s.d. R s.d. V-R s.d. 2,440,000 ------------------------------------------------ 8695.961 0.154 14.176 5 14.032 6 0.137 8 8702.957 0.735 14.683 16 14.424 13 0.252 21 8704.715 0.655 14.682 9 14.447 10 0.230 13 8704.796 0.882 14.344 7 14.198 9 0.139 11 8708.776 0.024 14.038 6 13.932 7 0.103 9 8708.884 0.324 14.386 6 14.187 7 0.195 9 8713.756 0.961 14.113 6 13.984 7 0.125 9 8745.642 0.207 14.239 6 14.068 7 0.167 9 8745.710 0.398 14.442 6 14.249 8 0.190 10 8745.733 0.464 14.544 6 14.320 6 0.220 8 8745.763 0.546 14.636 6 14.408 7 0.224 9 8755.767 0.546 14.638 8 14.388 8 0.246 11 8980.023 0.226 14.218 4 14.049 5 0.167 6 8980.962 0.852 14.593 4 14.393 4 0.198 6 ------------------------------------------------ PHOTOMETRIC DATA FOR XZ CVn PERIOD: 0.32818 EPOCH OF MAXIMUM: 2,448,674.753 ------------------------------------------------ HJD - PHASE V s.d. R s.d. V-R s.d. 2,440,000 ------------------------------------------------ 8374.721 0.769 13.730 6 13.535 6 0.190 8 8374.923 0.385 13.702 14 13.478 14 0.220 20 8383.843 0.565 13.863 5 13.650 6 0.209 8 8635.849 0.454 13.745 9 13.494 11 0.246 14 8647.796 0.859 13.570 8 13.418 13 0.145 15 8654.939 0.626 13.875 7 13.640 8 0.227 11 8654.975 0.733 13.860 7 13.646 8 0.205 11 8672.852 0.206 13.513 11 13.328 14 0.177 18 8674.753 1.000 13.384 9 13.253 11 0.122 14 8681.764 0.362 13.704 10 13.483 11 0.209 15 8698.689 0.937 13.458 9 13.316 11 0.130 14 8698.742 0.098 13.417 10 13.261 12 0.144 16 8702.863 0.655 13.877 13 13.621 16 0.246 21 8761.732 0.036 13.397 7 13.265 8 0.130 11 ------------------------------------------------ PHOTOMETRIC DATA FOR AM CVn PERIOD: 0.01216609 EPOCH OF MAXIMUM: 2,443,575.72125 ------------------------------------------------ HJD - PHASE V s.d. R s.d. V-R s.d. 2,440,000 ------------------------------------------------ 8647.799 0.844 14.083 6 14.144 8 -0.066 10 8647.802 0.094 14.075 6 14.171 7 -0.100 9 8647.805 0.344 14.097 6 14.172 7 -0.080 9 8647.808 0.563 14.076 6 14.191 8 -0.119 10 8647.811 0.813 14.063 6 14.113 7 -0.055 9 8660.823 0.406 14.073 6 14.180 9 -0.113 11 8674.787 0.156 14.100 7 14.182 10 -0.088 12 ------------------------------------------------ PHOTOMETRIC DATA FOR AP CVn PERIOD: 0.574650 EPOCH OF MAXIMUM: 2,448,677.780 ------------------------------------------------ HJD - PHASE V s.d. R s.d. V-R s.d. 2,440,000 ------------------------------------------------ 7977.733 0.785 14.103 5 13.780 6 0.325 8 7977.794 0.891 14.182 50 13.889 50 0.293 50 7977.842 0.975 13.528 4 13.416 4 0.113 6 7977.948 0.159 13.631 50 13.427 50 0.205 50 8003.750 0.060 13.450 4 13.296 5 0.154 6 8017.660 0.266 13.791 5 13.545 5 0.247 7 8017.720 0.370 13.964 4 13.608 5 0.357 6 8017.780 0.475 13.996 50 13.712 50 0.286 50 8017.843 0.584 14.046 50 13.739 50 0.307 50 8017.887 0.661 14.097 50 13.798 50 0.301 50 8069.738 0.892 14.218 50 13.932 50 0.287 50 8210.987 0.692 14.101 4 13.796 4 0.306 6 8233.904 0.572 14.016 50 13.755 50 0.261 50 8344.740 0.448 14.007 50 13.710 50 0.296 50 8344.801 0.553 14.199 7 13.795 6 0.405 9 8367.741 0.474 14.003 3 13.726 4 0.276 5 8374.874 0.886 14.160 5 13.885 7 0.274 9 8642.819 0.162 13.766 6 13.467 6 0.299 8 8660.849 0.536 14.006 7 13.788 6 0.216 9 8674.798 0.811 14.218 50 13.911 50 0.306 50 8674.802 0.817 14.216 50 13.903 50 0.312 50 8677.688 0.841 14.253 50 13.921 50 0.331 50 8677.726 0.905 13.928 50 13.723 50 0.203 50 8677.794 0.024 13.430 4 13.312 5 0.114 6 8677.815 0.062 13.468 4 13.297 4 0.168 6 ------------------------------------------------ PHOTOMETRIC DATA FOR X CMi PERIOD: 0.571380 EPOCH OF MAXIMUM: 2,448,653.751 ------------------------------------------------ HJD - PHASE V s.d. R s.d. V-R s.d. 2,440,000 ------------------------------------------------ 8234.769 0.720 13.062 5 12.694 7 0.366 9 8234.916 0.976 12.330 3 12.155 5 0.173 6 8234.962 0.057 12.314 5 12.097 5 0.214 7 8569.811 0.092 12.349 4 12.123 4 0.223 6 8569.841 0.145 12.438 4 12.197 5 0.239 6 8569.906 0.259 12.469 4 12.343 3 0.122 5 8569.982 0.392 12.833 9 12.397 6 0.435 11 8573.807 0.085 12.344 3 12.123 3 0.218 4 8581.880 0.215 12.595 4 12.301 5 0.292 6 8586.776 0.784 13.111 7 12.749 7 0.360 10 8587.869 0.697 13.048 8 12.674 7 0.374 11 8605.945 0.333 12.730 4 12.429 4 0.300 6 8608.927 0.551 12.950 6 12.587 6 0.360 8 8632.710 0.175 12.534 4 12.261 5 0.269 6 8632.774 0.288 12.670 4 12.364 5 0.303 6 8635.813 0.605 12.986 6 12.617 6 0.368 8 8635.879 0.721 13.046 6 12.693 6 0.351 8 8647.632 0.290 12.682 4 12.393 5 0.286 6 8647.688 0.388 12.814 5 12.465 5 0.347 7 8647.747 0.492 12.941 5 12.582 5 0.357 7 8648.749 0.246 12.647 4 12.339 4 0.305 6 8651.690 0.394 12.816 5 12.473 5 0.340 7 8651.751 0.500 12.943 5 12.596 5 0.346 7 8651.814 0.611 12.970 6 12.607 6 0.360 8 8653.759 0.014 12.242 7 12.072 9 0.166 11 8653.808 0.099 12.403 4 12.169 4 0.229 6 ------------------------------------------------ PHOTOMETRIC DATA FOR AL CMi PERIOD: 0.550500 EPOCH OF MAXIMUM: 2,448,713.620 ------------------------------------------------ HJD - PHASE V s.d. R s.d. V-R s.d. 2,440,000 ------------------------------------------------ 8206.980 0.672 12.166 2 11.819 3 0.345 4 8210.948 0.881 12.146 2 11.851 3 0.291 4 8234.775 0.164 11.691 2 11.469 2 0.215 3 8535.912 0.188 11.753 2 11.476 2 0.274 3 8535.964 0.282 11.852 2 11.564 2 0.285 3 8551.977 0.370 11.935 2 11.647 2 0.285 3 8569.930 0.982 11.679 2 11.456 3 0.219 4 8580.826 0.776 12.295 2 11.934 3 0.358 4 8580.882 0.877 12.244 2 11.908 2 0.333 3 8587.864 0.561 12.089 3 11.763 3 0.322 4 8594.756 0.080 11.637 2 11.413 2 0.220 3 8605.960 0.432 12.023 3 11.643 3 0.377 4 8608.999 0.953 11.648 11 11.502 2 0.142 11 8678.617 0.416 12.008 2 11.660 2 0.345 3 8680.612 0.041 11.596 2 11.358 3 0.231 4 8681.713 0.040 11.600 3 11.376 2 0.216 4 8682.588 0.629 12.140 2 11.789 2 0.348 3 8689.703 0.554 12.073 2 11.713 2 0.355 3 8691.617 0.031 11.585 2 11.364 2 0.214 3 8692.597 0.811 12.290 3 11.952 3 0.333 4 8695.734 0.510 12.136 3 11.809 3 0.324 4 8698.586 0.690 12.174 3 11.854 3 0.315 4 8704.623 0.657 12.140 2 11.795 2 0.339 3 8704.677 0.754 12.260 3 11.891 3 0.365 4 8705.681 0.578 12.101 11 11.743 2 0.354 11 8713.619 0.998 11.583 1 11.377 2 0.204 2 8715.679 0.740 12.231 3 11.881 3 0.347 4 8713.619 0.998 11.583 1 11.377 2 0.204 2 8979.721 0.380 11.928 2 11.634 2 0.292 3 8979.756 0.444 12.000 2 11.677 2 0.320 3 8979.815 0.552 12.074 2 11.740 2 0.331 3 8979.929 0.758 12.231 2 11.884 2 0.347 3 8980.755 0.259 11.810 1 11.538 1 0.270 1 8980.821 0.379 11.940 1 11.634 1 0.303 1 ------------------------------------------------ PHOTOMETRIC DATA FOR BB CMi PERIOD: 0.792848 EPOCH OF MAXIMUM: 2,448,227.720 ------------------------------------------------ HJD - PHASE V s.d. R s.d. V-R s.d. 2,440,000 ------------------------------------------------ 8210.836 0.705 10.129 1 9.956 2 0.171 2 8210.870 0.748 10.138 1 9.930 1 0.206 1 8210.952 0.851 10.218 1 10.011 2 0.206 2 8211.996 0.168 10.351 1 10.131 2 0.219 2 8227.761 0.051 10.524 1 10.347 2 0.174 2 8234.777 0.901 10.339 11 10.135 2 0.201 11 8344.660 0.494 10.492 2 10.327 2 0.162 3 8551.963 0.960 10.529 2 10.290 2 0.238 3 8569.925 0.615 10.326 1 10.129 1 0.196 1 8595.847 0.309 10.058 2 9.927 2 0.128 3 8597.825 0.805 10.137 1 9.924 2 0.212 2 ------------------------------------------------ PHOTOMETRIC DATA FOR Anon CMi PERIOD: 0.172000 EPOCH OF MAXIMUM: 2,448,705.680 ------------------------------------------------ HJD - PHASE V s.d. R s.d. V-R s.d. 2,440,000 ------------------------------------------------ 8206.980 0.578 14.922 10 13.912 7 1.007 12 8210.948 0.652 14.593 54 14.184 9 0.407 55 8233.848 0.789 14.413 9 14.329 23 0.077 25 8234.775 0.183 14.552 10 14.253 11 0.294 15 8535.912 0.977 14.521 10 14.049 11 0.469 15 8535.964 0.279 14.484 8 13.880 7 0.601 11 8548.896 0.468 14.901 19 14.095 14 0.805 24 8551.977 0.376 14.796 14 13.918 9 0.877 17 8580.826 0.106 14.767 13 14.252 11 0.515 17 8580.882 0.429 14.811 11 14.535 12 0.273 16 8594.756 0.092 15.033 13 14.116 10 0.917 16 8605.960 0.233 14.917 12 14.027 9 0.890 15 8608.999 0.901 15.357 29 14.432 12 0.925 31 8678.617 0.658 15.064 11 14.109 8 0.960 14 8680.612 0.258 14.722 13 13.986 11 0.739 17 8681.713 0.656 14.577 14 14.270 9 0.302 17 8682.588 0.744 14.784 9 14.451 10 0.329 13 8689.703 0.111 14.686 9 14.430 9 0.248 13 8691.617 0.240 14.340 9 13.890 9 0.448 13 8692.597 0.934 15.224 14 14.016 8 1.222 16 8695.734 0.177 15.029 34 14.285 23 0.749 41 8704.623 0.855 14.386 7 13.924 7 0.460 10 8704.677 0.167 14.396 9 13.882 8 0.512 12 8705.681 0.004 14.366 10 13.949 9 0.412 13 8713.619 0.158 14.547 7 14.022 7 0.524 10 8715.679 0.132 14.593 11 14.745 17 -0.155 20 8713.619 0.158 14.547 7 14.022 7 0.524 10 8979.721 0.260 14.727 8 14.082 7 0.641 11 8979.756 0.464 14.444 6 13.965 6 0.478 8 8979.815 0.810 14.801 7 14.214 7 0.583 10 8979.929 0.469 14.432 6 13.899 6 0.531 8 8980.755 0.273 14.486 5 13.945 5 0.538 7 8980.821 0.659 14.557 4 13.965 4 0.587 6 ------------------------------------------------ PHOTOMETRIC DATA FOR DF Cas PERIOD: 3.832472 EPOCH OF MAXIMUM: 2,448,625.780 ------------------------------------------------ HJD - PHASE V s.d. R s.d. V-R s.d. 2,440,000 ------------------------------------------------ 8605.737 0.770 11.162 2 10.394 2 0.769 3 8606.838 0.057 10.572 1 9.947 1 0.625 1 8608.737 0.553 11.067 3 10.321 2 0.746 4 8611.767 0.344 10.908 2 10.200 2 0.709 3 8617.609 0.868 10.958 2 10.226 2 0.733 3 8625.687 0.976 10.580 2 9.977 2 0.603 3 8643.613 0.653 11.141 3 10.378 2 0.765 4 8672.648 0.229 10.808 3 10.109 2 0.699 4 8692.578 0.430 11.000 3 10.251 2 0.750 4 ------------------------------------------------ PHOTOMETRIC DATA FOR FW Cas PERIOD: 6.239400 EPOCH OF MAXIMUM: 2,448,048.900 ------------------------------------------------ HJD - PHASE V s.d. R s.d. V-R s.d. 2,440,000 ------------------------------------------------ 7872.646 0.751 12.679 2 11.727 1 0.953 2 7876.652 0.393 12.466 2 11.511 1 0.955 2 7896.628 0.595 12.641 2 11.666 2 0.978 3 7897.653 0.759 12.672 3 11.710 2 0.966 4 7898.625 0.915 12.359 3 11.416 2 0.946 4 7919.633 0.282 12.362 3 11.442 2 0.924 4 8048.885 0.998 12.090 1 11.297 1 0.795 1 8071.852 0.679 12.708 4 11.718 3 0.991 5 8074.829 0.156 12.270 3 11.380 2 0.893 4 8075.877 0.324 12.384 3 11.445 2 0.939 4 8192.782 0.060 12.183 3 11.314 2 0.871 4 8210.644 0.923 12.328 3 11.443 2 0.889 4 8226.534 0.470 12.563 3 11.574 2 0.993 4 8528.833 0.920 12.346 2 11.438 2 0.907 3 ------------------------------------------------ PHOTOMETRIC DATA FOR HU Cas PERIOD: 0.41159560 EPOCH OF MAXIMUM: 2,448,192.763 ------------------------------------------------ HJD - PHASE V s.d. R s.d. V-R s.d. 2,440,000 ------------------------------------------------ 8156.677 0.326 12.454 2 12.021 3 0.431 4 8156.890 0.844 13.016 53 12.533 2 0.481 53 8157.840 0.153 12.149 2 11.801 2 0.346 3 8157.874 0.236 12.360 2 11.987 2 0.371 3 8160.679 0.050 11.826 2 11.573 2 0.250 3 8166.615 0.471 12.673 3 12.193 3 0.477 4 8166.703 0.684 12.819 3 12.348 3 0.469 4 8184.689 0.384 12.524 3 12.097 3 0.425 4 8192.759 0.990 11.787 1 11.579 1 0.204 1 8191.795 0.648 12.767 3 12.318 3 0.447 4 8205.790 0.650 12.793 4 12.310 4 0.481 6 8206.677 0.805 12.772 3 12.143 3 0.627 4 8206.711 0.887 12.876 3 12.444 3 0.430 4 8206.735 0.947 12.289 2 11.987 2 0.299 3 8495.800 0.249 12.387 4 12.014 4 0.371 6 8496.788 0.650 12.770 5 12.315 4 0.451 6 8503.784 0.648 12.771 3 12.298 3 0.470 4 8524.823 0.763 12.923 3 12.450 3 0.472 4 8528.712 0.211 12.256 3 11.925 3 0.329 4 8535.694 0.175 12.197 3 11.868 3 0.325 4 8536.688 0.591 12.722 3 12.294 3 0.423 4 ------------------------------------------------ PHOTOMETRIC DATA FOR IU Cas PERIOD: 0.649384 EPOCH OF MAXIMUM: 2,448,206.630 ------------------------------------------------ HJD - PHASE V s.d. R s.d. V-R s.d. 2,440,000 ------------------------------------------------ 8184.693 0.219 12.682 4 12.316 5 0.367 6 8191.776 0.126 12.534 3 12.208 3 0.327 4 8191.848 0.237 12.725 3 12.359 53 0.367 53 8192.693 0.539 13.063 4 12.629 6 0.435 7 8192.764 0.647 13.132 4 12.689 4 0.444 6 8192.824 0.740 13.162 4 12.719 4 0.445 6 8192.888 0.838 13.286 7 12.830 7 0.458 10 8205.551 0.338 12.902 4 12.469 4 0.433 6 8206.613 0.974 12.358 3 12.091 4 0.269 5 8206.648 0.027 12.235 3 11.989 4 0.247 5 8206.681 0.078 12.344 4 12.194 3 0.151 5 8210.806 0.430 12.973 5 12.563 5 0.412 7 8495.742 0.210 12.634 8 12.272 7 0.362 11 8496.730 0.730 13.143 8 12.687 9 0.458 12 8503.729 0.508 13.114 6 12.568 6 0.549 8 8527.668 0.373 12.892 6 12.470 6 0.422 8 8528.648 0.881 13.293 6 12.854 6 0.440 8 8535.631 0.635 13.132 7 12.688 7 0.445 10 ------------------------------------------------ PHOTOMETRIC DATA FOR V342 Cas PERIOD: 3.919890 EPOCH OF MAXIMUM: 2,448,596.700 ------------------------------------------------ HJD - PHASE V s.d. R s.d. V-R s.d. 2,440,000 ------------------------------------------------ 8184.659 0.884 11.940 4 11.200 3 0.742 5 8192.748 0.948 11.924 53 11.108 3 0.818 53 8205.614 0.230 11.923 4 11.169 3 0.757 5 8206.620 0.487 12.121 4 11.337 3 0.787 5 8226.567 0.576 12.175 5 11.385 4 0.789 6 8233.672 0.388 11.980 4 11.232 4 0.747 6 8367.908 0.633 12.240 4 11.386 3 0.854 5 8383.864 0.704 12.225 4 11.436 3 0.790 5 8506.764 0.056 11.760 5 11.067 4 0.687 6 8514.860 0.122 11.777 4 11.078 2 0.695 4 8552.769 0.793 12.197 6 11.413 4 0.784 7 8559.599 0.535 12.197 5 11.391 4 0.806 6 8581.606 0.149 11.873 4 11.132 3 0.741 5 8581.740 0.184 11.879 4 11.122 4 0.756 6 8591.543 0.684 12.207 5 11.396 4 0.812 6 8594.541 0.449 12.084 4 11.306 4 0.780 6 8596.702 0.001 11.717 4 11.035 3 0.682 5 8597.563 0.220 11.934 5 11.178 4 0.757 6 8597.701 0.255 11.956 53 11.187 4 0.769 53 8597.756 0.269 11.967 53 11.212 4 0.756 53 ------------------------------------------------ PHOTOMETRIC DATA FOR Anon Cas PERIOD: 0.317392 EPOCH OF MAXIMUM: 2,448,191.670 ------------------------------------------------ HJD - PHASE V s.d. R s.d. V-R s.d. 2,440,000 ------------------------------------------------ 8184.661 0.916 12.989 6 11.528 3 1.456 7 8191.669 0.997 13.031 6 11.551 3 1.475 7 8192.630 0.024 13.006 6 11.534 3 1.468 7 8205.709 0.232 12.883 6 11.447 3 1.430 7 8206.630 0.134 12.893 5 11.453 3 1.435 6 8210.680 0.893 12.935 5 11.478 3 1.460 6 8226.573 0.969 12.934 6 11.499 3 1.439 7 8234.636 0.371 12.938 5 11.457 3 1.485 6 8383.918 0.712 12.883 4 11.423 2 1.463 4 8506.860 0.063 12.979 3 11.528 3 1.464 4 8528.784 0.138 12.909 5 11.452 3 1.453 6 8536.577 0.691 12.906 6 11.485 3 1.424 7 8545.591 0.090 12.947 7 11.498 4 1.453 8 8545.593 0.097 12.950 7 11.478 4 1.475 8 8545.611 0.155 12.918 6 11.491 4 1.429 7 8545.675 0.355 12.936 9 11.440 5 1.500 10 ------------------------------------------------