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Table A.9:

List of binary systems (contact, detached and semi-detached binaries) located at less than 8$^\prime $ from the centre which are considered as candidate members of NGC 6253.

                          Membership
Star ID Type $\alpha_{2000}$ $\delta_{2000}$ $R_{\rm max}$ $\overline{V}$ $\overline{B}-\overline{V}$ $\overline{V}-\overline{I}$ $T_{\rm min}$ Period Ampl. Distance MP CMD CMD PLC PLC
      [deg] [deg] [mag] [mag] [mag] [mag] [HJD] [d] [R mag] [arcmin] % B-V V-I B-V V-I
Contact binaries        
23188_2 41 404 EW 254.656188433 -52.61619778 14.464 14.928 0.751 0.923 70.594 0.49680 0.32 6.9 87 y y y y
10853_2 31 606 EW 254.800782797 -52.669356128 16.342 16.921 1.049 1.191 70.777 0.29340 0.02 2.6 78 y y y y
01015_2 23 797 EW 254.782447929 -52.805883546 15.462 15.969 0.874 1.036 70.637 0.38720 0.05 5.9 22 y y y y
13288_2 33 521 EW 254.673007553 -52.637555967 14.807 15.444 1.291 0.955 70.867 0.47290 0.44 5.5 3 n y y y
09268_2 30 341 EW 254.720919972 -52.690243537 15.572 16.244 1.159 1.363 70.637 0.26920 0.04 2.1 87 n n y n
03079_1 2271 EW 254.891186992 -52.771171402 16.672 17.416 1.177 1.026 70.918 0.34880 0.39 5.8 - y n y n
10805_2 31 566 EW 254.770365377 -52.670201471 17.518 18.728 0.563 1.613 70.773 0.37090 0.44 2.3 32 n y n y
27757_1 19 653 EW 254.908178020 -52.633411290 17.629 18.386 0.796 1.435 70.848 0.27310 0.30 6.7 - n y n y
05435_3 49 849 EW 254.560369896 -52.682548310 17.831 18.476 1.525 1.149 70.773 0.37428 0.19 7.8 - y n y n
02366_2 24 892 EW 254.828122494 -52.786876736 17.069 17.982 0.524 1.258 70.594 0.36350 0.31 5.2 35 n y n n
09914_1 7211 EW 254.964750204 -52.662654779 17.972 18.661 1.247 1.147 70.582 0.28650 0.17 7.6 - y n n n
17194_2 36 595 EW 254.750496117 -52.583899859 17.339 18.167 0.980 1.251 70.742 0.29400 0.28 7.5 - n y n n
26552_1 - EW 254.883268519 -52.754444185 17.318 17.894 0.947 1.186 70.613 0.48143 0.02 4.9 - n y n n
Detached and semi-detached systems        
26902_2 44 079 RS CVn 254.760879590 -52.738914968 14.599 15.081 0.843 1.024 72.090 2.1805 0.05 1.9 90        
25070_2 - RS CVn 254.813983216 -52.738528086 18.513 19.219 -- 1.540 71.953 1.4553 0.06 2.4 --        
09161_2 30 259 EA 254.800143085 -52.691547335 19.384 20.527 2.125 2.367 70.859 0.50611 0.69 1.5 --        
17502_2 36 826 EA 254.750395425 -52.579915829 20.927 22.030 -- 2.596 70.855 0.54690 0.44 7.7 --        
10340_2 31 195 EA 254.706854237 -52.676396811 15.894 16.397 0.920 1.103 72.051 1.8156 0.02 3.0 38        
06539_2 28 209 EA 254.653146758 -52.728429918 17.968 18.775 1.126 1.477 70.727 0.68230 0.19 4.4 --        
13573_2 33 743 EA 254.812702563 -52.633378426 16.518 17.003 0.873 1.027 71.039 2.3016 0.34 4.7 8        
00145_2 23 102 EB 254.732762682 -52.818849796 16.494 17.223 1.228 1.198 70.676 0.29110 0.26 6.8 0        
08123_2 29 437 EB 254.789360265 -52.705813364 19.884 20.992 1.385 2.252 70.883 0.31903 0.15 0.7 --        


 

Table A.10: List of rotational and long-period variables located at less than 8$^\prime $ from the centre which are considered to be candidate cluster members.

Star
ID Type $\alpha_{2000}$ $\delta_{2000}$ $\overline{R}$ $\overline{V}$ $\overline{B}-\overline{V}$ $\overline{V}-\overline{I}$ $T_{\rm max}$ Period Ampl. Distance MP
      [deg] [deg] [mag] [mag] [mag] [mag] [HJD] [d] [R mag] [arcmin] %
09901_2 30 842 RO1 254.732275735 -52.681556393 17.619 18.247 1.038 1.351 72.668 1.11842 0.08 2.1 --
11977_1 8713 RO1 254.929865891 -52.630746475 16.185 16.592 0.749 0.849 71.188 1.8424 0.01 7.4 --
07392_1 5378 RO1 254.904680899 -52.702647524 17.641 18.217 1.040 1.195 70.914 2.982 0.11 4.9 --
14911_2 34 814 RO1 254.721536966 -52.615435459 17.702 18.299 1.053 1.212 70.902 1.5806 0.05 5.9 63
10372_2 31 220 RO1 254.679930555 -52.675735040 17.650 18.317 1.080 1.456 72.957 2.735 0.04 3.8 26
15993_2 35 676 RO1 254.846280438 -52.600497324 18.851 19.741 1.462 1.844 71.766 3.151 0.03 7.0 --
10042_2 30 960 RO1 254.772538141 -52.679593806 15.946 16.379 0.872 1.029 71.445 3.134 0.07 1.7 87
11077_2 31 786 RO1 254.861672278 -52.666238861 16.725 17.281 0.978 1.194 70.801 5.12 0.06 4.2 71
06236_1 4548 RO1 254.893544476 -52.721902773 16.148 16.614 0.865 0.972 72.207 1.7453 0.01 4.5 --
06932_2 28 498 RO1 254.812770851 -52.722474381 17.550 18.151 1.072 1.347 70.688 0.90140 0.05 1.7 10
09775_2 30 740 RO1 254.850965423 -52.683323748 17.484 18.182 1.118 1.482 72.156 2.1351 0.02 3.3 64
04913_3 49 473 RO1 254.567369728 -52.735127801 17.894 18.513 1.035 1.240 71.395 1.10089 0.04 7.6 --
00455_2 23 352 RO1 254.786845032 -52.814066276 19.023 19.914 1.496 1.862 70.949 1.21222 0.07 6.4 --
22278_2 40 654 RO1 254.649579305 -52.665822056 19.457 20.440 1.604 2.026 70.988 0.86412 0.07 5.1 --
06387_2 28 088 RO2 254.793146373 -52.730407627 15.970 16.476 0.937 1.130 71.191 0.92213 0.02 1.6 85
02131_1 1588 RO2 254.946929133 -52.786367467 19.053 20.007 1.239 1.889 71.059 1.8307 0.16 7.9 --
15877_2 -- Erupt. 254.703470476 -52.602380112 23.035 -- -- -- -- -- 3.0: 6.8 --
07619_2 29 043 LON 254.811684961 -52.712570710 17.009 17.559 0.960 1.147 -- -- 0.02 1.5 7
12230_2 32 699 LON 254.815958044 -52.651011235 17.029 17.748 1.192 1.463 -- -- 0.07 3.8 4
05077_2 27 059 LON 254.688821000 -52.748940203 18.568 19.331 1.288 1.661 -- -- 0.11 3.8 8
11785_3 55 053 LON 254.627601281 -52.719312463 16.004 16.539 0.892 1.031 -- -- 0.01 5.2 --
13846_2 33 961 LON 254.709665037 -52.629843248 17.590 18.207 1.312 1.447 -- -- 0.09 5.2 39
14735_2 34 670 LON 254.747409696 -52.617616901 17.577 18.396 1.286 1.708 -- -- 0.08 5.5 55
09250_3 52 908 LON 254.622067452 -52.721515269 18.533 19.357 1.222 1.604 -- -- 0.10 5.5 --
15240_2 35 074 LON 254.740026868 -52.611151405 16.008 16.576 0.926 1.199 -- -- 0.05 5.9 6
00690_2 23 539 LON 254.688379093 -52.810472274 17.482 18.024 0.942 1.127 -- -- 0.03 6.8 --
11608_1 8447 LON 254.917947764 -52.636605888 17.854 18.534 1.122 1.376 -- -- 0.02 6.9 --
23368_1 16 649 LON 254.892499238 -52.618200382 15.549 16.040 0.856 1.000 -- -- 0.01 7.0 --
11777_1 8568 LON 254.921940390 -52.633881686 17.234 17.765 0.989 1.090 -- -- 0.02 7.1 --
13344_1 9747 LON 254.880051821 -52.608379595 15.602 16.076 0.860 0.961 -- -- 0.01 7.2 --
07644_3 51 551 LON 254.601869594 -52.646720559 16.818 17.437 0.947 1.196 -- -- 0.02 7.2 --
10299_3 53 801 LON 254.619740373 -52.629216703 17.646 18.376 0.997 1.390 -- -- 0.05 7.3 --
17201_2 36 599 LON 254.732771506 -52.583879199 18.757 19.465 1.250 1.516 -- -- 0.08 7.6 --


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