COMMISSION 27 OF THE I. A. U. INFORMATION BULLETIN ON VARIABLE STARS NUMBER 81 Konkoly Observatory Budapest 10 February 1965 BRIGHT SOUTHERN BV - STARS On sky patrol plates of Bamberg Southern Station 37 further stars have been found whose variability seems to be real as can be seen from the material available till now. BV 566 = CoD -59deg5398 (9m.1) = HD 129 935 (B8) = A_pg=0m.5 BV 567 = CoD -67deg1660 (9m.7) Light-curve Fig.1 A_pg=0m.4 Min = 243 8232.773+1d.030 26.E (EB) BV 568 = Cap -65deg2960 (9m.6) A_pg=0m.6 BV 569 = CoD -53deg6024 (10m 3/4) Light-curve Fig.2 A_pg=1m.0 Min = 243 8499.554+4d.102. E (EA) BV 570 = CoD -47deg10 300 (8m.9) max = 11m, min = under plate limit BV 571 = BD -21deg4189 (10m) A_pg=0m.3 BV 572 = CoD -53deg6488 (6m.5) = HD 145 384 (Ma) A_pg=0m.4 = 39 Nor BV 573 = CoD -53deg6533 (6m.3) = HD 146 003 (Ma) A_pg=0m.4 BV 574 = CoD -44deg10 742 (9m.6) = HD 146 241 (A0) A_pg=0m.4 Min = 243 8471.500 +3d.509. E (EA) BV 575 = CoD -65deg2126 (9m.4) A_pg=0m.6 = KZP 2628 = S 5022 BV 576 = Star in open cluster Cr 302 (cluster near Antares) Center of the cluster: Ident. Chart No. 1 1900: 16h17m30s -26deg18'.1 max = 12m.8, min = under plate limit BV 577 = CoD -34deg10 981 (7m.2) = HD 147 683 (B8) A_pg=0m.4 Min = 243 8230.080 + 13d.1015. E (EA) Light-curve Fig. 3 BV 578 = CoD -43deg10 900 (5m.5) = HD 149 038 (B0) A_pg=0m.3 BV 579 = CoD -62deg1089 (9m.0) = HD 149 647 (A0) A_pg=0m.3 BV 580 = CoD -48deg11 047 (8m.2) = HD 149 967 (Mb) A_pg=0m.3 BV 581 = CoD -54deg7490 (8m.9) = HD 161 337 (B8) A_pg=0m.3 Max = 243 8498 + 27d. E (Cepheid) BV 582 = CoD -45deg12 024 (8m.9) = HD 162 985 (A2) A_pg=0m.5 Min = 243 8229.420 + 0d.86875. E (EB) BV 583 = CoD -29deg14 267 (9m.0) = HD 163 632 (A0) A_pg=0m.4 BV 584 = CoD -35deg12 429 (7m.5) = HD 167 231 (A0) A_pg=0m.2 BV 585 = 1900: 18h9m18s.7 -20deg38'.6 Ident. Chart No. 2 A_pg=0m.4 BV 586 = 1900: 18h15m15s.9 -18deg29'.7 Ident. Chart No. 3 A_pg=0m.4 BV 587 = CoD -31deg15 582 (9m.5) A_pg=0m.4 BV 588 = CoD -46deg12 764 (9m.6) = HD 176 387 (A0) A_pg=0m.3 BV 589 = CoD -26deg13 888 (8m.3) = HD 178 755 (B9) A_pg=0m.3 BV 590 = CoD -47deg13 121 (8m.2) = HD 187 418 (A2) A_pg=0m.7 Min = 243 8282.255 + 0d.891 80. E (EA) Light-curve Fig. 4 BV 591 = CoD -58deg7640 (8m.5) = HD 189 408 (Mc) A_pg=0m.3 BV 592 = BD -12deg5641 (6m.2) = HD 190 390 (F5) A_pg=0m.4 BV 593 = CoD -33deg14 857 (7m.2) = HD 193 174 (F0) A_pg=0m.3 BV 594 = CoD -32deg16 135 (9m.2) = HD 196 982 (Pec) A_pg=0m.6 [FIGURE 1] [FIGURE 2] [FIGURE 3] [FIGURE 4] [Figure. 4 Ident. charts.] BV 595 = CoD -54deg8763 (8m.2) = HD 197 163 (F2) A_pg=0m.3 BV 596 = CoD -51deg12 696 (9m.7) = HD 197 415 (F8) A_pg=0m.4 BV 597 = 1900: 20h39m41s.9 -23deg11'.1 Ident. Chart No. 4 A_pg=0m.4 max = 11m.8 BV 598 = CoD -66deg2455 (10m.2) A_pg=0m.3 BV 599 = CoD -43deg14 428 (8m.3) = HD 201 964 (A0) A_pg=0m.4 BV 600 = BD -17deg6422(6m.8) = HD 209 278 (A2) A_pg=0m.8 Min = 243 8618.250 + 18.25. E (EA or EB ?) BV 601 = CoD -39deg14 830 (9m.7) Max = 243 8261.000 + 7d.536. E A_pg=0m.5 (Cepheid) BV 602 = CoD -41deg15 163 (6m.2) = HD 218 655 (Mb) A_pg=0m.4 Photometric light curve of BV 567 = CoD -67deg1660 (9m.7) (Light-curve Fig. 1) Comparison-stars: Cap -67deg2687 (9m.92) Cap -67deg2692 (10m.46) Magnitudes are obtained by photometric connection to stars from Cousins'* catalogue (HD 143 832 = 7m.59 and HD 143 039 = 9m.86) Min = JD 243 8232.773 + 1d.030 26. E, Ampl. 0m.3, EB Individual minima (fainter than 10m.4) Minima E O - C 243 8233.264 0.5 -0d.024 8525.386 284 +0.019 8556.289 314 +0.024 8557.289 315 -0.016 8588.206 345 -0.007 8605.256 361.5 +0.044 * Royal Observatory Bulletins, Number 64 A. W. J. Cousins and R. H. Stoy: "Photoelectric Magnitudes and Colours of Southern Stars" [FIGURE 5] [Figure 1.] Photometric light-curve of BV 569 = CoD -53deg 6024(10m 3/4) (Light-curve Fig.2) Comparison - stars: a = 10m.7 and b = 11m.7 see identification-chart added. Magnitudes by photometric connection to HD 129 735 (9m.12, Cousins* and Cap -45deg7001 (10m.80 Cousins). Min = JD 243 8499.554 + 4d.102. E, Ampl. 1m.0, EA Individual minima (fainter than 11m.5) Minima E O - C 243 8499.492 0 -0d.062 .537 0 -0.049 8528.385 7 +0.117 8606.227 26 +0.021 [FIGURE 6] [Figure. Ident. chart.] * Royal Observatory Bulletins, Number 64 A. W. J. Cousins and R. H. Stoy: "Photoelectric Magnitudes and Colours of Southern Stars" [FIGURE 7] [Figure 2.] Photometric light-curve of BV 577 = CoD -34deg10 981 (7m.2) = HD 147 683 (B8) (Light-curve Fig. 3) Comparison-stars: HD 146 745 (7m.15) F2 (derived from HD visual magnitudes HD 147 387 (7m.70) F2 by adding 0m.43 respectively 0m.42 as B-V correction) Min = JD 243 8230.080 + 13d.101 5. E, Ampl. 0m.4, EA Individual minima (fainter than 7m.5) Minima E O - C 243 8230.269 0 +0d.189 8505.489 21 +0.277 8551.382 24.5 +0.315 8557.380 25 -0.238 8577.295 26.5 +0.025 8584.296 27 +0.475 8590.298 27.5 -0.073 8610.212 29 +0.188 8616.215 29.5 -0.359 [FIGURE 8] [FIGURE 9] [Figures 3-4.] Photometric light-curve of BV 590 = CoD -47deg13 121 (8m.2) = HD 187 418 (A2) (Light-curve Fig. 4) Comparison - stars: HD 187 652 (A2) 7m.85 (estimated) HD 186 975 (K0) 8m.34 (from Cousins' catalogue) Min = JD 243 8282.255 + 0d.891 80. E, Ampl. 0m.65; Ea or EB Individual minima (fainter than 8m.6) Minima E O - C 243 8560.513 312 +0d.016 8585.476 340 +0.009 8636.312 397 +0.012 Bamberg, Remeis-Observatory 1 February 1965 W. STROHMEIER R. KNIGGE H. OTT