IAU Commission 27 Unpublished Data File 287E March 24, 1995 Photometry of 16 Stars in Bootes Camelopardalis and Cancer This file contains tables of CCD photometry for sixteen stars in the constellations Bootes (five stars), Camelopardalis (five stars) and Cancer (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 SZ Boo PERIOD: 0.5228198 EPOCH OF MAXIMUM: 2,448,651.830 ------------------------------------------------ HJD - PHASE V s.d. R s.d. V-R s.d. 2,440,000 ------------------------------------------------ 8651.830 0.000 12.010 2 11.920 3 0.084 4 8651.911 0.155 12.295 2 12.138 3 0.152 4 8678.768 0.524 12.895 4 12.620 4 0.272 6 8681.811 0.344 12.668 3 12.411 3 0.252 4 8681.991 0.689 12.945 3 12.642 3 0.299 4 8682.734 0.111 12.229 3 12.111 3 0.110 4 8682.799 0.234 12.503 3 12.277 3 0.222 4 8682.895 0.419 12.793 3 12.505 3 0.282 4 8689.782 0.591 12.932 3 12.653 3 0.274 4 8691.878 0.600 12.903 3 12.598 3 0.301 4 8695.724 0.956 12.355 3 12.234 3 0.112 4 8696.727 0.874 13.054 3 12.762 3 0.288 4 8696.750 0.919 12.922 3 12.681 3 0.236 4 ------------------------------------------------ PHOTOMETRIC DATA FOR VX Boo PERIOD: 0.591270 EPOCH OF MAXIMUM: 2,448,632.970 ------------------------------------------------ HJD - PHASE V s.d. R s.d. V-R s.d. 2,440,000 ------------------------------------------------ 8383.771 0.537 13.765 6 13.406 7 0.359 9 8383.827 0.631 13.889 7 13.489 7 0.400 10 8383.883 0.725 13.867 7 13.495 8 0.372 11 8605.977 0.348 13.637 11 13.258 11 0.379 16 8611.947 0.445 13.702 14 13.373 14 0.327 20 8625.908 0.057 13.003 9 12.851 11 0.150 14 8632.878 0.844 13.984 15 13.587 14 0.396 21 8632.925 0.924 13.842 12 13.522 13 0.319 18 8632.989 0.033 12.921 7 12.806 9 0.111 11 8642.921 0.830 13.887 13 13.517 14 0.369 19 8654.829 0.970 13.086 7 12.908 8 0.175 11 8654.919 0.122 13.217 9 12.980 9 0.233 13 8654.979 0.222 13.405 7 13.117 8 0.285 11 8681.871 0.705 13.886 13 13.527 14 0.359 19 8682.885 0.420 13.767 12 13.385 12 0.380 17 ------------------------------------------------ PHOTOMETRIC DATA FOR VY Boo PERIOD: 0.661660 EPOCH OF MAXIMUM: 2,448,383.890 ------------------------------------------------ HJD - PHASE V s.d. R s.d. V-R s.d. 2,440,000 ------------------------------------------------ 8383.786 0.843 13.600 4 13.289 4 0.308 6 8383.886 0.994 12.712 3 12.586 3 0.123 4 8604.994 0.166 12.993 5 12.777 4 0.214 6 8614.998 0.285 13.210 5 12.977 6 0.230 8 8611.999 0.753 13.485 8 13.164 8 0.319 11 8632.991 0.479 13.392 6 13.056 7 0.332 9 8647.879 0.980 12.708 6 12.691 6 0.010 8 8647.929 0.055 12.722 5 12.608 5 0.108 7 8647.995 0.155 12.973 4 12.805 5 0.164 6 8653.938 0.136 12.985 5 12.793 5 0.185 7 8653.991 0.217 13.089 5 12.858 5 0.226 7 8663.882 0.166 13.031 4 12.829 5 0.197 6 8663.932 0.241 13.151 4 12.865 5 0.282 6 8672.881 0.766 13.388 9 13.199 11 0.185 14 8674.880 0.788 13.468 8 13.220 8 0.244 11 8674.937 0.873 13.635 8 13.340 8 0.293 11 8674.998 0.966 12.898 5 12.757 6 0.135 8 8677.887 0.332 13.287 6 12.975 6 0.309 8 8681.758 0.183 13.051 6 12.765 7 0.281 9 8695.814 0.427 13.363 7 13.067 7 0.291 10 8695.862 0.499 13.431 7 13.097 7 0.331 10 8698.752 0.867 13.617 14 13.383 13 0.227 19 8702.875 0.098 12.880 5 12.695 6 0.179 8 8702.931 0.182 13.056 6 12.786 7 0.265 9 8705.849 0.592 13.495 7 13.172 7 0.320 10 8708.749 0.976 12.762 4 12.632 4 0.127 6 8713.699 0.457 13.356 6 13.126 6 0.227 8 8714.947 0.344 13.271 5 12.978 5 0.290 7 8716.831 0.191 13.055 5 12.871 5 0.182 7 8720.751 0.115 12.868 6 12.696 6 0.169 8 8755.858 0.175 13.034 4 12.826 4 0.205 6 8761.624 0.888 13.649 6 13.376 7 0.269 9 8979.976 0.894 13.560 5 13.214 7 0.342 9 ------------------------------------------------ PHOTOMETRIC DATA FOR YZ Boo PERIOD: 0.10409156 EPOCH OF MAXIMUM: 2,448,374.771 ------------------------------------------------ HJD - PHASE V s.d. R s.d. V-R s.d. 2,440,000 ------------------------------------------------ 8374.773 0.023 10.335 1 10.230 1 0.102 1 8383.894 0.649 10.731 1 10.549 1 0.177 1 8383.914 0.837 10.621 1 10.493 1 0.126 1 8496.628 0.670 10.681 1 10.538 1 0.133 1 8503.665 0.275 10.461 1 10.303 1 0.150 1 8528.583 0.661 10.693 1 10.494 1 0.199 1 8545.550 0.659 10.775 1 10.504 1 0.267 1 8605.985 0.260 10.523 1 10.269 1 0.252 1 8609.007 0.286 10.442 1 10.274 1 0.165 1 8612.023 0.266 10.746 1 10.496 1 0.246 1 8632.894 0.765 10.783 1 10.558 1 0.220 1 8632.915 0.970 10.491 1 10.320 1 0.166 1 8632.947 0.281 10.494 1 10.360 1 0.127 1 8632.961 0.411 10.583 1 10.429 1 0.148 1 8635.899 0.641 10.743 1 10.513 1 0.224 1 8635.911 0.754 10.775 1 10.572 1 0.199 1 8635.933 0.960 10.487 1 10.378 1 0.105 1 8642.896 0.862 10.599 1 10.496 1 0.097 1 8642.915 0.040 10.365 1 10.245 1 0.114 1 8646.858 0.924 10.545 1 10.436 1 0.102 1 8647.865 0.596 10.725 1 10.519 1 0.200 1 8647.892 0.850 10.672 1 10.494 1 0.174 1 8647.932 0.234 10.489 1 10.321 1 0.163 1 8647.944 0.356 10.602 1 10.381 1 0.217 1 8651.842 0.799 10.769 1 10.547 1 0.216 1 8651.849 0.864 10.679 1 10.516 1 0.156 1 8653.889 0.463 10.700 1 10.478 1 0.216 1 8653.899 0.566 10.723 1 10.517 1 0.200 1 ------------------------------------------------ PHOTOMETRIC DATA FOR BU Boo PERIOD: 0.445000 EPOCH OF MAXIMUM: 2,448,714.943 ------------------------------------------------ HJD - PHASE V s.d. R s.d. V-R s.d. 2,440,000 ------------------------------------------------ 8696.976 0.624 14.745 10 14.443 11 0.300 15 8705.955 0.802 14.683 10 14.404 11 0.278 15 8708.815 0.230 14.408 8 14.190 8 0.216 11 8708.961 0.557 14.706 11 14.432 11 0.274 16 8715.706 0.715 14.741 11 14.456 12 0.283 16 8715.767 0.851 14.603 9 14.323 11 0.279 14 8714.950 0.016 14.381 9 14.213 10 0.166 13 8745.688 0.091 14.351 8 14.157 9 0.194 12 8745.813 0.372 14.541 7 14.251 8 0.289 11 8746.627 0.200 14.393 6 14.177 9 0.215 11 8746.751 0.479 14.582 7 14.331 8 0.250 11 8755.687 0.558 14.681 12 14.389 14 0.292 18 8755.749 0.699 14.732 12 14.473 13 0.257 18 8755.809 0.833 14.647 9 14.402 11 0.245 14 8755.867 0.964 14.363 7 14.170 8 0.192 11 8760.694 0.812 14.730 12 14.431 13 0.298 18 8750.811 0.601 14.715 10 14.474 11 0.239 15 8761.690 0.050 14.405 6 14.184 7 0.220 9 8761.807 0.311 14.442 8 14.206 9 0.235 12 8761.869 0.452 14.595 14 14.281 13 0.313 19 8979.941 0.502 14.374 7 14.181 8 0.194 11 8980.942 0.751 14.610 5 14.337 7 0.271 9 8981.007 0.896 14.730 6 14.445 5 0.286 8 ------------------------------------------------ PHOTOMETRIC DATA FOR TV Cam PERIOD: 5.294970 EPOCH OF MAXIMUM: 2,448,611.500 ------------------------------------------------ HJD - PHASE V s.d. R s.d. V-R s.d. 2,440,000 ------------------------------------------------ 8605.799 0.923 11.597 3 10.954 3 0.642 4 8606.854 0.122 11.477 2 10.767 2 0.710 3 8614.690 0.603 12.011 5 11.249 4 0.763 6 8614.754 0.615 12.059 5 11.274 4 0.784 6 8614.847 0.632 12.100 5 11.314 4 0.787 6 8614.884 0.639 12.051 4 11.322 4 0.730 6 8611.613 0.021 11.228 3 10.652 3 0.573 4 8639.642 0.315 11.705 6 10.981 3 0.722 7 8647.566 0.811 12.198 5 11.381 4 0.817 6 8663.662 0.851 12.042 4 11.327 4 0.711 6 8677.599 0.483 11.930 4 11.141 4 0.787 6 8979.586 0.516 11.948 3 11.167 3 0.784 4 8980.605 0.709 12.167 3 11.347 53 0.822 53 ------------------------------------------------ PHOTOMETRIC DATA FOR UU Cam PERIOD: 0.682527 EPOCH OF MAXIMUM: 2,448,680.670 ------------------------------------------------ HJD - PHASE V s.d. R s.d. V-R s.d. 2,440,000 ------------------------------------------------ 8191.700 0.589 11.733 1 11.426 2 0.307 2 8191.736 0.641 11.545 1 11.258 1 0.287 1 8191.828 0.777 11.500 2 11.215 2 0.284 3 8191.868 0.835 11.447 53 11.120 2 0.326 53 8192.675 0.017 11.981 2 11.671 2 0.309 3 8192.706 0.063 11.864 2 11.558 2 0.305 3 8205.619 0.982 11.972 2 11.673 3 0.298 4 8205.766 0.197 11.588 2 11.265 2 0.322 3 8206.881 0.831 11.634 2 11.309 2 0.324 3 8210.676 0.391 11.732 2 11.423 2 0.308 3 8226.614 0.743 11.574 3 11.273 3 0.299 4 8524.845 0.694 11.530 53 11.248 3 0.277 53 8527.788 0.006 11.972 3 11.666 3 0.305 4 8535.777 0.711 11.473 2 11.226 2 0.246 3 8536.769 0.164 11.651 2 11.349 2 0.300 3 8654.606 0.813 11.562 3 11.269 4 0.289 5 8654.644 0.868 11.627 3 11.330 3 0.294 4 8654.709 0.963 11.924 3 11.628 3 0.292 4 8654.790 0.082 11.825 3 11.523 3 0.301 4 8663.707 0.147 11.646 4 11.351 5 0.292 6 8663.736 0.190 11.600 3 11.308 3 0.290 4 8678.678 0.081 11.817 4 11.531 4 0.284 6 8680.678 0.011 11.955 4 11.652 4 0.299 6 8682.680 0.945 11.842 4 11.541 4 0.297 6 ------------------------------------------------ PHOTOMETRIC DATA FOR UY Cam PERIOD: 0.26704234 EPOCH OF MAXIMUM: 2,448,660.906 ------------------------------------------------ HJD - PHASE V s.d. R s.d. V-R s.d. 2,440,000 ------------------------------------------------ 8654.894 0.485 11.712 4 11.544 4 0.163 6 8654.916 0.569 11.759 6 11.572 5 0.183 8 8654.952 0.704 11.727 6 11.543 6 0.181 8 8660.907 0.004 11.397 5 11.296 6 0.095 8 8660.930 0.089 11.407 5 11.296 6 0.105 8 8674.842 0.186 11.458 5 11.350 5 0.102 7 8678.602 0.265 11.554 4 11.434 4 0.115 6 8678.626 0.357 11.640 5 11.459 5 0.175 7 8678.740 0.784 11.596 4 11.461 5 0.129 6 8678.760 0.858 11.499 4 11.360 4 0.133 6 8680.629 0.857 11.491 4 11.371 4 0.113 6 8681.698 0.861 11.475 4 11.357 5 0.110 6 8682.769 0.869 11.480 4 11.362 4 0.111 6 ------------------------------------------------ PHOTOMETRIC DATA FOR AC Cam PERIOD: 4.156769 EPOCH OF MAXIMUM: 2,448,548.830 ------------------------------------------------ HJD - PHASE V s.d. R s.d. V-R s.d. 2,440,000 ------------------------------------------------ 8536.727 0.088 12.344 6 11.456 4 0.892 7 8546.731 0.495 12.740 8 11.730 5 1.013 9 8548.832 0.000 12.252 8 11.328 4 0.927 9 8551.783 0.710 12.887 7 11.881 4 1.010 8 8552.709 0.933 12.381 7 11.519 4 0.866 8 8559.621 0.596 12.799 8 11.785 4 1.018 9 8573.763 0.998 12.266 4 11.375 3 0.895 5 8591.540 0.275 12.571 9 11.591 5 0.981 10 8597.861 0.796 12.849 8 11.868 5 0.983 9 8608.606 0.380 12.647 9 11.670 5 0.979 10 8632.716 0.181 12.480 7 11.504 4 0.981 8 8637.716 0.383 12.669 7 11.666 5 1.010 9 8689.653 0.878 12.577 10 11.672 6 0.915 12 ------------------------------------------------ PHOTOMETRIC DATA FOR AH Cam PERIOD: 0.3687346 EPOCH OF MAXIMUM: 2,448,680.719 ------------------------------------------------ HJD - PHASE V s.d. R s.d. V-R s.d. 2,440,000 ------------------------------------------------ 8654.662 0.334 12.033 4 11.471 4 0.561 6 8654.733 0.528 12.143 4 11.521 3 0.623 5 8654.767 0.618 12.086 5 11.541 5 0.546 7 8660.778 0.921 11.596 5 11.167 4 0.428 6 8674.721 0.733 12.197 7 11.616 5 0.581 9 8675.606 0.135 11.792 5 11.287 4 0.503 6 8675.634 0.209 11.916 6 11.381 5 0.534 8 8677.716 0.855 11.819 5 11.342 5 0.476 7 8680.719 0.999 11.275 4 10.881 4 0.391 6 8682.711 0.402 12.069 6 11.494 5 0.576 8 ------------------------------------------------ PHOTOMETRIC DATA FOR Y Cnc PERIOD: 0.540910 EPOCH OF MAXIMUM: 2,448,647.750 ------------------------------------------------ HJD - PHASE V s.d. R s.d. V-R s.d. 2,440,000 ------------------------------------------------ 8210.917 0.411 15.280 8 14.983 54 0.296 55 8227.751 0.533 15.417 22 15.063 19 0.353 29 8227.813 0.648 15.420 19 15.092 15 0.326 24 8233.925 0.946 15.176 7 15.071 8 0.104 11 8234.012 0.107 14.641 5 14.318 6 0.322 8 8344.686 0.714 15.403 16 15.106 15 0.296 22 8527.910 0.448 15.246 16 14.920 15 0.326 22 8545.866 0.644 15.411 10 15.126 11 0.286 15 8548.882 0.219 14.945 9 14.775 10 0.169 13 8569.826 0.939 15.223 12 14.944 13 0.278 18 8570.003 0.266 15.064 9 14.799 10 0.263 13 8573.814 0.313 15.132 9 14.829 9 0.301 13 8573.884 0.441 15.256 7 14.931 7 0.324 10 8574.805 0.143 14.870 9 14.643 10 0.226 13 8599.790 0.335 15.145 8 14.863 8 0.282 11 8599.850 0.445 15.328 7 15.012 9 0.316 11 8600.764 0.135 14.765 8 14.563 9 0.201 12 8605.746 0.346 15.193 10 14.872 11 0.322 15 8614.901 0.272 14.999 25 14.691 25 0.308 35 8611.681 0.317 15.143 28 14.899 29 0.243 40 8625.794 0.409 15.178 9 14.858 10 0.318 13 8632.656 0.096 14.783 8 14.619 9 0.161 12 8632.705 0.186 14.940 8 14.691 9 0.247 12 8635.882 0.059 14.723 7 14.559 8 0.162 11 8642.944 0.116 14.730 23 14.596 21 0.131 31 8647.636 0.789 15.379 11 15.100 12 0.279 16 8647.692 0.893 15.522 11 15.203 13 0.319 17 8647.752 0.004 14.517 5 14.400 6 0.114 8 8648.754 0.856 15.522 13 15.157 15 0.365 20 8651.757 0.408 15.292 9 14.977 10 0.313 13 8651.887 0.648 15.434 13 15.106 13 0.326 18 ------------------------------------------------ PHOTOMETRIC DATA FOR SX Cnc PERIOD: 0.5101754 EPOCH OF MAXIMUM: 2,448,632.770 ------------------------------------------------ HJD - PHASE V s.d. R s.d. V-R s.d. 2,440,000 ------------------------------------------------ 8374.709 0.172 13.278 3 13.091 4 0.184 5 8551.949 0.582 13.875 5 13.582 5 0.291 7 8552.862 0.372 13.618 7 13.342 6 0.275 9 8569.901 0.771 13.898 7 13.610 8 0.286 11 8573.831 0.473 13.787 4 13.479 4 0.307 6 8580.875 0.280 13.466 3 13.234 3 0.231 4 8587.821 0.896 13.977 8 13.703 8 0.274 11 8598.018 0.881 13.984 5 13.700 6 0.282 8 8605.716 0.971 13.254 4 13.123 4 0.128 6 8605.770 0.078 12.979 3 12.865 3 0.114 4 8632.729 0.919 13.882 5 13.607 5 0.273 7 8632.784 0.028 12.860 3 12.786 3 0.069 4 ------------------------------------------------ PHOTOMETRIC DATA FOR AN Cnc PERIOD: 0.54315826 EPOCH OF MAXIMUM: 2,448,653.840 ------------------------------------------------ HJD - PHASE V s.d. R s.d. V-R s.d. 2,440,000 ------------------------------------------------ 8535.946 0.948 13.420 9 13.209 9 0.210 13 8551.931 0.376 13.335 6 13.038 6 0.296 8 8573.859 0.749 13.523 5 13.225 5 0.297 7 8580.818 0.561 13.470 6 13.168 7 0.301 9 8581.852 0.463 13.460 12 13.135 10 0.325 16 8594.793 0.290 13.240 9 12.974 8 0.267 12 8595.807 0.156 12.983 8 12.790 8 0.193 11 8597.814 0.852 13.702 8 13.339 9 0.363 12 8597.925 0.055 12.733 4 12.572 5 0.160 6 8599.827 0.558 13.496 4 13.163 6 0.332 7 8651.712 0.082 12.720 5 12.596 6 0.119 8 8653.839 0.998 12.598 4 12.496 5 0.096 6 8660.831 0.871 13.694 9 13.416 10 0.276 13 8674.717 0.436 13.431 7 13.150 8 0.279 11 8677.645 0.828 13.702 10 13.387 10 0.314 14 8677.829 0.166 12.991 6 12.793 7 0.195 9 8677.865 0.232 13.137 7 12.897 8 0.238 11 8677.890 0.277 13.223 8 12.927 8 0.294 11 ------------------------------------------------ PHOTOMETRIC DATA FOR AP Cnc PERIOD: 0.532880 EPOCH OF MAXIMUM: 2,448,979.790 ------------------------------------------------ HJD - PHASE V s.d. R s.d. V-R s.d. 2,440,000 ------------------------------------------------ 8689.686 0.591 14.983 8 14.624 9 0.352 12 8689.730 0.674 14.985 8 14.670 9 0.310 12 8689.790 0.787 15.040 11 14.679 10 0.356 15 8692.612 0.084 14.146 5 13.977 7 0.159 9 8692.814 0.463 14.906 8 14.573 6 0.326 10 8704.752 0.865 15.023 13 14.710 12 0.306 18 8708.697 0.269 14.654 9 14.349 9 0.301 13 8708.758 0.382 14.843 12 14.527 12 0.311 17 8979.784 0.989 14.100 5 13.975 5 0.122 7 8979.818 0.053 14.099 4 13.939 5 0.157 6 8979.898 0.202 14.473 5 14.233 6 0.238 8 ------------------------------------------------ PHOTOMETRIC DATA FOR AQ Cnc PERIOD: 0.5485195 EPOCH OF MAXIMUM: 2,448,580.900 ------------------------------------------------ HJD - PHASE V s.d. R s.d. V-R s.d. 2,440,000 ------------------------------------------------ 8234.904 0.219 12.032 4 11.741 4 0.289 6 8234.960 0.320 12.123 5 11.857 4 0.263 6 8344.713 0.410 12.275 6 11.944 5 0.329 8 8374.713 0.103 11.814 3 11.612 4 0.199 5 8569.892 0.931 11.904 3 11.690 3 0.211 4 8580.901 0.003 11.501 3 11.419 3 0.079 4 8581.840 0.713 12.344 5 12.005 4 0.337 6 8597.811 0.829 12.474 5 12.165 5 0.308 7 8599.824 0.501 12.352 4 11.987 4 0.363 6 8604.814 0.598 12.335 6 12.040 6 0.293 8 8632.788 0.597 12.359 4 12.051 6 0.307 7 ------------------------------------------------ PHOTOMETRIC DATA FOR CQ Cnc PERIOD: 0.524654 EPOCH OF MAXIMUM: 2,448,344.680 ------------------------------------------------ HJD - PHASE V s.d. R s.d. V-R s.d. 2,440,000 ------------------------------------------------ 8206.847 0.287 13.154 6 12.905 7 0.246 9 8206.951 0.486 13.443 7 13.122 7 0.317 10 8210.839 0.896 13.621 9 13.316 10 0.300 13 8210.961 0.129 12.779 5 12.620 6 0.154 8 8233.877 0.807 13.579 9 13.220 8 0.355 12 8344.683 0.005 12.456 4 12.391 5 0.059 6 8535.959 0.581 13.522 8 13.208 8 0.310 11 8594.787 0.709 13.507 7 13.237 9 0.266 11 8597.767 0.389 13.277 6 13.027 31 0.245 32 ------------------------------------------------