IAU COMMISSION 27 UNPUBLISHED DATA FILE 105E 6 pages, including cover sheet October, 1982 ULTRAVIOLET SPECTROPHOTOMETRY WITH THE ANS SATELLITE: THE BRIGHT SOUTHERN ECLIPSING BINARY {delta} PICTORIS Chi-Chao Wu Space Telescope Science Institute--CSC, Homewood Campus Baltimore, Maryland 21218 We observed {delta} Pic on four occasions (separated by intervals of six months) during 1974 and 1975 with the Groningen ultraviolet spectrophotometer aboard the ANS satellite (van Duinen et al. 1975). The star was observed approximately 263 times each at 3300, 2500, 2200, and 1800A{sun}, 229 times in the wide (149A{sun}) band at 1550A{sun}, and 101 times in the narrow (50A{sun}) 1550A{sun} band. These data have been reduced to magnitudes on the ANS system (m_{lambda}_=0 at 3.64 x 10^-9^ ergs cm^-2^ s^-1^ A{sun}^-1^ ) by using standard techniques. They are given in the 5 pages of tables that follow. An observation is given as magnitudes for each band at the heliocentric Julian date of its midpoint. The n's in the column for 1550A{sun} denote data for the narrow filter. We wish to thank Mrs. Ruth E. Bradley of the Computer Sciences Corporation for carefully reducing the satellite data and Drs. J. W. G. Aalders, K. S. de Boer, R. J. van Duinen, D. Kester, and P. R. Wesselius for help in obtaining the observations. This research has been supported in part by NASA research contract NASW 3254. The ANS project was sponsored by the Dutch Committee for Geophysics and Space Research of the Royal Netherlands Academy of Sciences. REFERENCE van Duinen, R. J., Aalders, J. W. G., Wesselius, P. R., Wildeman, K. J., Wu, C.-C., Luinge, W., and Snel, D. 1975, Astr. and Ap. 39, 159. **************************************************************************** #Comment: RETYPED FROM PAPER SOURCE - MIGHT CONTAIN ERRORS! **************************************************************************** TABLE 1 ANS Photometry of {delta} Pic JD(Hel.) 2442000+ 1550 1800 2200 2500 3300 316.5787 1.149 1.377 1.822 2.235 3.164 316.5790 1.237n 317.0659 1.020 1.274 1.709 2.133 3.069 317.0662 1.097n 317.2071 1.037 1.299 1.723 2.150 3.085 317.2073 1.102n 1.298 1.729 2.147 3.084 317.4099 1.176 1.427 1.863 2.267 3.200 317.4101 1.246n 1.429 1.863 2.268 3.196 318.1013 1.073 1.318 1.753 2.166 3.100 318.1015 1.151n 1.317 1.752 2.171 3.103 318.2351 1.134 1.383 1.814 2.223 3.152 318.2354 1.215n 1.382 1.813 2.222 3.152 318.4498 1.139 1.386 1.822 2.226 3.165 318.4502 1.220n 1.386 1.823 2.231 3.160 318.6465 1.055 1.298 1.738 2.159 3.091 318.6468 1.136n 1.296 1.742 2.164 3.092 318.8617 1.038 1.283 1.723 2.150 3.088 318.8619 1.108n 1.287 1.726 2.155 3.082 319.0661 1.142 1.390 1.827 2.238 3.169 319.0664 1.215n 1.392 1.828 2.243 3.174 319.2676 1.225 1.471 1.911 2.308 3.228 319.2679 1.295n 1.479 1.909 2.307 3.225 319.4787 1.057 1.309 1.740 2.160 3.091 319.4789 1.134n 1.313 1.744 2.166 3.096 319.6933 1.138n 1.279 1.725 2.146 3.075 319.6935 1.053 1.272 1.725 2.154 3.074 320.0306 1.303n 1.460 1.899 2.302 3.243 320.0307 1.218 1.456 1.896 2.307 3.238 320.0863 1.271n 1.441 1.866 2.275 3.215 320.3042 1.124n 1.308 1.746 2.163 3.091 320.3044 1.055 1.302 1.743 2.160 3.088 320.5145 1.120n 1.286 1.732 2.154 3.085 320.5147 1.043 1.285 1.732 2.153 3.087 320.7177 1.113 1.353 1.798 2.213 3.143 320.7179 1.195n 1.359 1.800 2.215 3.147 321.0547 1.176n 1.341 1.778 2.196 3.121 321.0549 1.090 1.335 1.777 2.196 3.124 321.1200 1.152n 1.328 1.758 2.172 3.109 321.1201 1.068 1.322 1.755 2.181 3.113 321.3379 1.110n 1.279 1.714 2.135 3.074 321.3380 1.034 1.276 1.714 2.139 3.067 321.5295 1.102 1.341 1.781 2.196 3.120 321.5298 1.194n 1.344 1.780 2.199 3.120 322.1555 1.083n 1.284 1.713 2.130 3.100 322.5744 1.347n 1.488 1.938 2.340 3.271 322.5745 1.255 1.481 1.936 2.347 3.278 322.7770 1.157n 1.319 1.757 2.174 3.108 322.7772 1.073 1.318 1.754 2.174 3.102 323.1218 1.155n 1.326 1.758 2.174 3.104 323.1219 1.073 1.323 1.760 2.174 3.110 323.1874 1.170n 1.346 1.773 2.184 3.115 323.1876 1.080 1.340 1.767 2.183 3.113 323.3846 1.302n 1.449 1.896 2.301 3.240 323.3848 1.206 1.446 1.892 2.305 3.242 323.5971 1.090 1.332 1.770 2.191 3.111 323.8122 1.016 1.271 1.711 2.134 3.070 323.8124 1.090n 1.270 1.707 2.134 3.066 324.0706 1.129 1.383 1.812 2.223 3.158 324.0707 1.204n 1.381 1.811 2.224 3.152 324.2112 1.311 1.547 1.992 2.390 3.319 324.2114 1.393n 1.552 1.990 2.387 3.320 324.4303 1.084 1.324 1.763 2.184 3.116 324.4305 1.170n 1.325 1.761 2.182 3.117 324.6286 1.033 1.281 1.710 2.139 3.070 324.8423 1.084 1.333 1.768 2.182 3.107 324.8424 1.163n 1.333 1.766 2.183 3.107 325.1171 1.185 1.429 1.860 2.261 3.200 325.1173 1.273n 1.414 1.863 2.269 3.197 325.2421 1.099 1.346 1.776 2.189 3.121 325.2423 1.180n 1.341 1.774 2.192 3.119 325.4603 1.027 1.279 1.719 2.141 3.073 325.4605 1.103n 1.276 1.715 2.141 3.076 495.6688 1.199 1.437 1.889 2.301 3.233 495.9422 1.042 1.281 1.736 2.160 3.085 495.9431 1.146n 495.9461 1.042 1.281 1.738 2.160 3.087 495.9468 1.147n 496.1580 1.042 1.280 1.746 2.166 3.096 496.1583 1.148n 496.2766 1.102 1.336 1.798 2.217 3.144 496.2781 1.102 1.338 1.802 2.218 3.147 496.3443 1.120 1.375 1.822 2.234 3.163 496.3452 1.223n 496.3472 1.120 1.376 1.824 2.238 3.165 496.4797 1.294 1.543 1.996 2.397 3.322 496.4812 1.293 1.544 1.996 2.398 3.326 496.6235 1.140 1.376 1.832 2.239 3.164 496.6244 1.252n 496.6274 1.135 1.377 1.831 2.237 3.164 496.6283 1.244n 496.6923 1.081 1.321 1.779 2.195 3.128 496.6932 1.208n 497.2378 1.174 1.399 1.860 2.266 3.195 497.4417 1.106 1.353 1.803 2.211 3.138 497.5680 1.059 1.310 1.758 2.176 3.106 497.5695 1.055 1.310 1.757 2.176 3.105 497.7145 1.022 1.264 1.723 2.145 3.076 497.7161 1.018 1.266 1.723 2.146 3.074 497.8452 1.039 1.287 1.741 2.169 3.099 497.8467 1.039 1.287 1.742 2.168 3.100 497.9147 1.069 1.311 1.768 2.191 3.118 497.9162 1.070 1.312 1.770 2.191 3.121 497.9814 1.126 1.363 1.819 2.236 3.162 497.9828 1.127 1.364 1.822 2.237 3.160 498.6012 1.032 1.272 1.727 2.145 3.076 498.6021 1.139n 498.8050 1.091 1.323 1.779 2.190 3.116 498.8059 1.205n 498.8655 1.126 1.354 1.808 2.224 3.148 498.8665 1.244n 498.9326 1.190 1.416 1.878 2.287 3.216 498.9335 1.314n 499.2097 1.085 1.314 1.773 2.189 3.116 499.2103 1.193n 499.4859 1.023 1.283 1.736 2.153 3.086 499.4875 1.020 1.286 1.734 2.154 3.086 499.6254 1.091 1.342 1.794 2.207 3.138 499.8170 1.306 1.534 1.996 2.402 3.322 499.8185 1.305 1.534 1.998 2.401 3.325 499.8855 1.234 1.460 1.925 2.334 3.261 499.8870 1.229 1.459 1.922 2.330 3.256 500.0185 1.112 1.337 1.799 2.102 3.145 500.0200 1.109 1.337 1.779 2.215 3.142 500.2192 1.011 1.262 1.709 2.134 3.071 500.2207 1.010 1.263 1.710 2.136 3.067 500.4308 1.082 1.318 1.770 2.189 3.113 501.3075 1.096 1.342 1.794 2.212 3.142 501.3091 1.097 1.344 1.798 2.213 3.143 501.3119 1.101 1.348 1.801 2.217 3.144 501.3134 1.101 1.351 1.804 2.216 3.145 501.5103 1.299 1.532 1.994 2.396 3.329 501.5118 1.296 1.534 1.994 2.397 3.323 501.5784 1.190 1.426 1.887 2.295 3.229 501.5799 1.185 1.423 1.884 2.294 3.223 501.6534 1.127 1.354 1.815 2.231 3.157 501.6549 1.128 1.354 1.816 2.232 3.156 501.7152 1.087 1.322 1.780 2.202 3.135 501.7167 1.086 1.322 1.780 2.201 3.132 501.7842 1.046 1.279 1.736 2.166 3.097 501.7847 1.160n 501.9183 1.024 1.255 1.712 2.143 3.074 501.9188 1.144n 501.9214 1.025 1.255 1.714 2.145 3.075 501.9229 1.025 1.254 1.715 2.145 3.073 501.9901 1.035 1.277 1.728 2.152 3.082 501.9907 1.139n 502.1220 1.081 1.328 1.773 2.191 3.106 502.1238 1.082 1.328 1.776 2.191 3.119 502.3287 1.195 1.433 1.890 2.301 3.239 502.3292 1.316n 502.3318 1.194 1.433 1.891 2.299 3.232 502.4001 1.170 1.401 1.862 2.272 3.202 502.4016 1.165 1.402 1.863 2.270 3.198 502.4621 1.112 1.349 1.806 2.218 3.148 502.5307 1.071 1.311 1.769 2.187 3.116 502.5322 1.071 1.312 1.769 2.186 3.114 502.5989 1.062 1.296 1.753 2.177 3.104 502.6057 1.167n 502.6682 1.025 1.264 1.723 2.151 3.079 502.6697 1.023 1.264 1.721 2.150 3.078 502.8733 1.043 1.300 1.748 2.175 3.104 502.8748 1.045 1.301 1.750 2.174 3.105 502.9400 1.059 1.315 1.762 2.187 3.114 502.9415 1.057 1.315 1.764 2.187 3.118 503.0747 1.186 1.428 1.882 2.292 3.222 503.0762 1.182 1.430 1.883 2.293 3.219 503.1434 1.274 1.511 1.970 2.377 3.305 503.1449 1.274 1.515 1.974 2.378 3.305 503.2103 1.276 1.511 1.969 2.375 503.2109 1.395n 3.299 503.2852 1.136 1.368 1.827 2.245 3.172 503.2867 1.132 1.370 1.827 2.241 3.167 503.3518 1.115 1.346 1.805 2.221 3.147 503.3533 1.113 1.346 1.805 2.221 3.146 503.4138 1.069 1.301 1.764 2.190 3.120 503.4143 1.188n 503.4866 1.042 1.275 1.735 2.162 3.093 503.4881 1.041 1.277 1.736 2.161 3.091 503.5487 1.019 1.260 1.711 2.143 3.072 503.5502 1.017 1.259 1.712 2.142 3.077 503.6171 1.025 1.260 1.717 2.145 3.081 503.6186 1.024 1.261 1.720 2.145 3.076 503.6873 1.042 1.276 1.735 2.159 3.078 503.7554 1.058 1.309 1.756 2.176 3.104 503.7569 1.054 1.310 1.758 2.176 3.103 503.8221 1.086 1.338 1.781 2.196 3.124 503.8236 1.085 1.338 1.783 2.198 3.125 503.8863 1.105 1.355 1.800 2.216 3.149 503.9599 1.191 1.431 1.884 2.295 3.222 503.9614 1.190 1.434 1.884 2.296 3.226 504.1040 1.145 1.379 1.836 2.248 3.173 504.1055 1.142 1.380 1.836 2.245 3.171 504.1568 1.095 1.332 1.787 2.205 3.129 504.1645 1.094 1.333 1.786 2.204 3.128 504.2297 1.064 1.306 1.760 2.184 3.108 504.2307 1.170n 504.2374 1.064 1.308 1.762 2.179 3.109 504.2389 1.063 1.310 1.761 2.180 3.107 504.2990 1.042 1.287 1.742 2.165 3.093 504.3005 1.042 1.286 1.743 2.168 3.095 504.3029 1.041 1.286 1.743 2.164 3.093 682.1988 1.227 1.489 1.930 2.332 3.260 682.1994 1.336n 682.3443 1.079 1.344 1.784 2.196 3.128 682.3453 1.187n 682.4740 1.004 1.281 1.716 2.138 3.072 682.4755 1.002 1.282 1.717 2.138 3.074 682.6021 1.011 1.285 1.712 2.134 3.067 682.6026 1.105n 682.6104 1.011 1.290 1.717 2.138 3.069 682.6110 1.106n 682.7479 1.050 1.331 1.756 2.174 3.103 682.7488 1.151n 682.8085 1.093 1.352 1.793 2.205 3.130 682.8090 1.212 n 682.9533 1.196 1.457 1.902 2.305 3.241 682.9543 1.310n 683.2830 1.024 1.298 1.737 2.157 3.089 683.2845 1.020 1.301 1.737 2.156 3.088 683.4233 1.006 1.281 1.724 2.147 3.080 683.4240 1.101n 683.6103 1.072 1.348 1.782 2.200 3.122 683.6108 1.166n 683.8166 1.259 683.8172 1.374n 1.515 1.966 2.370 3.297 684.1567 1.006 1.276 1.713 2.138 3.073 684.1582 1.002 1.276 1.713 2.138 3.071 684.6278 1.182 1.460 1.896 2.298 3.235 684.6287 1.285n 684.8332 1.069 1.338 1.780 2.193 3.123 684.8342 1.173n 685.0331 0.989 1.272 1.707 2.133 3.067 685.0341 1.085n 685.0908 1.002 1.283 1.722 2.144 3.078 685.0923 0.999 1.284 1.722 2.145 3.078 685.2324 1.053 1.339 1.775 2.191 3.122 685.2333 1.149n 685.4401 1.260 1.532 1.974 2.374 3.303 685.4406 1.366n 685.6370 1.087 1.370 1.798 2.211 3.141 685.6380 1.187n 685.8443 1.001 1.277 1.714 2.138 3.071 687.7266 1.048 1.312 1.750 2.169 3.098 687.7275 1.155n 687.7865 1.062 1.333 1.768 2.182 3.111 687.7870 1.165n 687.8622 1.107 1.380 1.814 2.158 3.151 687.9289 1.146 1.422 1.860 2.268 3.203 687.9298 1.262n 687.9877 1.185 1.460 1.894 2.302 3.238 687.9886 1.293n 688.1336 1.079 1.349 1.784 2.195 3.123 688.1341 1.172n 688.1952 1.058 1.341 1.773 2.187 3.116 688.1962 1.155n 688.4612 1.001 1.292 1.724 2.148 3.080 688.4621 1.088n 688.5979 1.073 1.343 1.784 2.203 3.132 688.5988 1.176n 688.6658 1.090 1.359 1.799 2.215 3.143 688.6666 1.193n 688.7270 1.168 1.441 1.879 2.287 3.216 688.7279 1.274n 688.7953 1.276 1.549 1.989 2.387 3.319 688.7963 1.382n 688.8677 1.216 1.497 1.935 2.338 3.269 688.8682 1.323n 689.0043 1.085 1.356 1.791 2.207 3.138 689.0058 1.080 1.359 1.791 2.205 3.137 689.0606 1.050 1.326 1.757 2.179 3.111 689.0612 1.153n 689.2681 1.002 1.287 1.713 2.138 3.069 689.2687 1.099n 689.3362 1.015 1.300 1.725 2.145 3.076 689.3371 1.114n 689.4028 1.054 1.317 1.757 2.173 3.101 689.4038 1.163n 689.4669 1.067 1.333 1.770 2.185 3.113 689.4674 1.172n 689.5375 1.113 1.377 1.814 2.224 3.152 689.5385 1.218n 689.6062 1.158 1.426 1.866 2.272 3.206 689.6067 1.269n 689.6750 1.189 1.457 1.897 2.299 3.236 689.6756 1.297n 689.8104 1.067 1.343 1.777 2.193 3.120 689.8113 1.167n 689.8721 1.052 1.336 1.769 2.186 3.115 690.0783 0.984 1.274 1.707 2.133 3.066 690.0792 1.074n 690.2110 1.017 1.309 1.741 2.161 3.097 690.2120 1.106n 690.2774 1.075 1.347 1.791 2.205 3.136 690.2789 1.075 1.349 1.794 2.206 3.139 690.3443 1.103 1.370 1.812 2.222 3.151 690.3453 1.201n 690.4124 1.194 1.462 1.906 2.307 3.237 690.4133 1.301n 690.4702 1.281 1.550 1.992 2.389 3.316 690.4708 1.382n 690.5457 1.213 1.480 1.922 2.330 3.261 690.5466 1.319n 690.6146 1.146 1.409 1.848 2.256 3.184 690.6151 1.258n 690.7429 1.039 1.319 1.754 2.176 3.109 690.7438 1.146n 860.6018 1.006 1.284 1.728 2.155 3.086 860.6691 0.979 1.264 1.705 2.134 3.068 860.7379 1.002 1.276 1.727 2.156 3.087 860.8045 1.015 1.284 1.739 2.167 3.096 860.8703 1.063 1.332 1.781 2.208 3.133 861.0037 1.179 1.431 1.886 2.296 3.226 861.0689 1.284 1.534 1.990 2.394 3.319 861.1453 1.218 1.466 1.926 2.335 3.262 861.2105 1.155 1.401 1.853 2.266 3.189 861.8708 1.151 1.416 1.863 2.276 3.206 861.9369 1.177 1.442 1.890 2.302 3.236 862.0695 1.071 1.337 1.783 2.202 3.127 862.5960 1.098 1.374 1.814 2.231 3.158 862.6641 1.135 1.408 1.850 2.268 3.197 863.0647 1.031 1.287 1.743 2.167 3.104 863.1306 1.001 1.260 1.713 2.143 3.072 863.2056 1.015 1.266 1.723 2.150 3.079 863.4019 1.069 1.315 1.770 2.192 3.117 863.9974 0.997 1.262 1.717 2.147 3.076 864.2032 1.054 1.310 1.767 2.193 3.121 864.6590 1.043 1.318 1.759 2.184 3.117 864.7942 0.993 1.264 1.712 2.142 3.074 865.5880 0.998 1.279 1.727 2.154 3.084 868.5116 1.100 1.367 1.814 2.233 3.159