Table A.1: Blue massive stars observed in NGC 55. We have also included spectra displaying only H II emissions. The columns list: (1) star identification, consisting on field number followed by slit number; (2) right ascension (hh:mm:ss); (3) declination (dd:mm:ss); (4) V-magnitude; (5) V-I colour; (6) spectral type; (7) projected galactocentric distance (arc-seconds); (8) radial velocity (km s-1); (9) signal-to-noise ratio of the spectrum; (10) metallicity estimate; (11) comments.
ID RA(J2000) Dec(J2000) V V-I Spectral type Rg $v_{\rm r}$ S/N Metallicity Comments
(1) (2) (3) (4) (5) (6) (7) (8) (9) (10) (11)
D_1 0:14:08.97 -39:09:20.88 20.212 -0.557 B9I -671.79 112 43 LMC  
D_3 0:14:10.51 -39:09:50.76 18.581 -0.407 A0I -647.94 67 117 LMC-SMC Str. winds?
D_4 0:14:12.11 -39:09:23.41 19.724 -0.524 B9I -625.02 69 60 LMC  
D_5 0:14:13.22 -39:09:19.79 19.963 -0.813 B3I -608.56 113 44 MW  
D_6 0:14:15.09 -39:08:50.28 19.367 -0.404 A3II -582.18 58 62 -  
D_7 0:14:15.24 -39:09:29.87 19.928 -0.375 A0I-II -578.13 101 52 -  
D_9 0:14:16.74 -39:10:02.28 19.355 -0.563 B5I -554.71 91 93 LMC-SMC  
D_12 0:14:16.84 -39:11:25.08 20.096 -0.466 A0I-II -551.43 125 45 -  
D_11 0:14:18.14 -39:10:14.16 18.447 -0.595 B3I -533.37 45 199 LMC-SMC neb. Str. winds?
D_10 0:14:18.35 -39:09:37.08 20.026 -0.516 A2I -531.61 69 44 - neb.
D_14 0:14:20.02 -39:10:32.15 20.582 -0.728 B2.5I -504.73 125 30 MW neb.
D_13 0:14:20.39 -39:09:49.32 20.375 -0.787 B1I -500.77 138 42 LMC  
D_15 0:14:21.82 -39:10:00.11 20.258 -0.359 A0I -479.02 69 43 LMC  
D_16 0:14:22.80 -39:09:51.83 20.199 -0.868 B0.5II -464.75 86 30 - neb.
D_25 0:14:23.76 -39:11:45.95 20.162 -0.449 A5II -447.53 72 38 -  
D_23 0:14:24.92 -39:10:00.11 19.330 -0.743 B2.5II -432.89 121 58 -  
D_24 0:14:26.77 -39:09:43.20 20.593 -0.455 A3II -406.43 72 16 - neb.
D_28 0:14:28.63 -39:10:53.04 19.613 -0.784 B0.5I -375.37 128 32 LMC neb.
D_27 0:14:28.73 -39:10:17.76 19.191 -0.642 B2I -375.34 152 76 LMC  
D_29 0:14:31.14 -39:10:16.32 18.972 -0.456 A3I -339.62 98 84 -  
D_26 0:14:31.87 -39:07:57.73 17.669 -0.073 A5I -343.49 22 174 -  
D_31 0:14:32.04 -39:10:34.68 19.951 -0.767 B2I -325.28 127 29 LMC  
D_32 0:14:33.14 -39:10:21.36 19.733 -0.567 A2I -309.70 107 40 -  
D_36 0:14:35.07 -39:11:20.04 19.189 -0.689 B9I -278.26 78 70 LMC  
D_38 0:14:36.07 -39:11:34.45 19.184 -0.427 A7II -263.07 110 49 -  
D_35 0:14:36.29 -39:09:59.40 18.506 -0.462 A3I -264.98 63 94 - neb.
D_37 0:14:36.88 -39:10:45.12 19.926 -0.392 A3II -252.70 93 25 -  
D_39 0:14:38.46 -39:10:48.36 18.313 -0.453 A2I -228.94 132 100 -  
D_40 0:14:39.02 -39:10:57.00 19.903 0.165 A3III -220.17 77 27 -  
C2_2 0:14:39.42 -39:12:19.81 19.704 -0.463 A2II -213.33 70 55 -  
D_42 0:14:40.33 -39:10:57.35 18.700 -0.801 B1.5I -200.63 112 53 SMC neb.
C1_1 0:14:40.51 -39:11:20.04 18.893 -0.732 A0I -196.85 144 100 LMC-SMC  
D_43 0:14:41.08 -39:11:12.84 19.454 -0.017 O9I -188.62 92 27 -  
C2_1 0:14:41.38 -39:10:53.76 19.249 -0.641 A0I -185.32 86 68 SMC  
C1_5 0:14:42.10 -39:12:40.32 19.249 -0.794 B2.5I -174.61 128 82 LMC-SMC  
D_45 0:14:42.25 -39:11:15.36 19.737 -0.493 A2I -171.10 129 45 - neb.
D_46 0:14:42.58 -39:11:27.61 19.141 0.006 Late_AII -165.57 155 19 -  
C1_4 0:14:43.39 -39:11:20.04 18.863 -0.606 B1.5I -153.82 147 71 SMC  
C2_5 0:14:43.57 -39:11:14.29 19.215 -0.832 B3I -151.41 132 55 MW-LMC  
C2_8 0:14:43.87 -39:12:29.51 19.294 -0.652 A0I -147.56 95 69 SMC  
C1_9 0:14:45.54 -39:12:38.17 18.939 -0.817 B1I -123.77 118 86 SMC  
C1_8 0:14:45.70 -39:11:52.08 18.920 -0.791 B8I -118.58 149 72 LMC  
C1_10 0:14:47.70 -39:11:57.48 17.982 -0.495 A2I -88.64 100 138 -  
C2_14 0:14:48.05 -39:12:45.72 19.044 -0.944 B8I 88.67 130 112 LMC  
C2_11 0:14:48.33 -39:11:20.75 18.545 -1.800 O8I -80.41 98 67 - neb.
C2_12 0:14:48.84 -39:11:24.00 19.006 -0.064 A2III -72.60 107 73 - neb.
C1_11 0:14:49.80 -39:11:07.43 19.444 -0.761 A3I -60.99 123 46 - neb.
C2_15 0:14:50.00 -39:12:16.19 19.424 -0.542 A0I -56.07 98 83 LMC-SMC  
C2_13 0:14:50.21 -39:11:17.16 18.822 -0.710 A2I -53.43 90 89 -  
C1_15 0:14:50.50 -39:12:36.35 19.642 -0.765 B8I 53.31 158 69 LMC neb.
C1_16 0:14:51.16 -39:12:47.88 18.917 -0.588 A5I 48.87 154 98 -  
C1_13 0:14:51.86 -39:10:57.35 18.948 -0.706 B1I -37.92 115 60 LMC neb.
C2_16 0:14:52.28 -39:11:26.52 18.419 -0.451 HII -22.95 109 24 -  
C2_18 0:14:52.32 -39:12:05.76 19.453 -0.591 B2.5II 21.52 92 42 -  
C1_14 0:14:52.59 -39:11:04.21 18.503 -0.662 A5I -28.25 107 125 -  
C1_17 0:14:52.67 -39:12:38.88 18.830 -0.416 A3I 31.14 117 107 -  
C2_17 0:14:52.76 -39:11:29.04 18.748 -0.902 B0.5I -16.32 149 51 -  
C2_19 0:14:53.13 -39:12:00.00 19.070 -0.371 A3I 9.71 91 46 - neb.
C2_21 0:14:53.46 -39:12:35.64 19.719 -0.662 B2I 26.30 145 30 LMC neb.
C2_20 0:14:53.58 -39:12:06.11 18.745 -0.262 B2I 10.01 2 65 LMC-SMC neb.
C2_22 0:14:55.19 -39:12:30.96 18.764 -0.418 A2I 33.71 140 48 - neb. Str. winds?
C1_18 0:14:55.94 -39:11:21.84 19.316 -0.707 WN8 -37.95 124 30 - neb.
C2_29 0:14:56.75 -39:11:56.40 18.335 -0.638 B8I 47.50 150 63 LMC neb.
C1_27 0:14:57.48 -39:12:00.00 19.274 -0.093 A2I 58.56 161 24 - neb.
C2_33 0:14:58.50 -39:12:38.88 19.645 -2.167 O5III 79.00 165 42 - neb.
C1_32 0:14:58.59 -39:13:52.68 17.122 -0.563 B9I 102.93 161 241 SMC Str. winds?
C2_32 0:14:58.69 -39:12:15.12 18.164 -0.940 HII 77.93 139 28 -  
C2_34 0:14:58.73 -39:12:54.00 19.062 -0.679 A3III 85.57 210 41 - neb.
C2_35 0:14:59.68 -39:12:42.84 18.193 -1.404 Early_OI 96.38 105 34 - neb.
C2_40 0:14:59.90 -39:14:12.11 19.428 -0.758 A7II 125.41 133 39 -  
C1_30 0:14:59.91 -39:12:11.88 18.921 -0.425 LBV 95.62 158 28 - LBV-Candidate
C1_31 0:15:00.01 -39:12:41.39 18.523 -0.716 Early_OI 100.92 157 40 - neb.
C2_37 0:15:01.19 -39:12:20.16 18.909 -0.752 A0I 115.33 168 51 MW-LMC neb.
C2_36 0:15:02.11 -39:11:35.87 19.325 -0.787 B8I 127.83 142 28 MW  
C1_36 0:15:02.36 -39:13:31.44 19.287 -1.950 HII 144.48 162 22 -  
C1_37 0:15:02.50 -39:13:58.44 19.642 -0.588 A7II 153.43 146 55 -  
C1_34 0:15:02.58 -39:12:30.60 18.962 -0.789 B8I 137.00 176 69 LMC neb.
C2_41 0:15:02.82 -39:12:58.68 18.475 -0.739 B0.5III 144.22 243 82 - neb.
C1_35 0:15:02.85 -39:12:49.67 19.336 -0.534 B5III 143.30 239 52 - neb.
C2_39 0:15:02.98 -39:12:05.04 18.180 -0.719 A2I 140.99 158 112 -  
C1_38 0:15:03.16 -39:14:02.03 19.603 -0.849 B0I 163.24 175 38 LMC neb.
C2_38 0:15:03.96 -39:11:04.92 18.586 -0.397 A3II 157.46 242 97 -  
C2_44 0:15:04.10 -39:13:44.40 19.902 -0.725 A2I 171.66 141 51 - neb.
C2_42 0:15:04.15 -39:12:51.84 20.382 -0.320 A7II 162.62 124 30 - neb.
C2_43 0:15:04.19 -39:13:22.80 19.985 -0.687 B9II 168.27 212 30 -  
C1_39 0:15:04.72 -39:13:52.32 18.514 -1.517 HII 182.16 132 22 -  
B_3 0:15:07.65 -39:13:21.71 20.556 -0.165 A2II 218.02 193 33 -  
C1_41 0:15:07.65 -39:13:21.71 20.556 -0.165 A3II 218.02 203 41 -  
C2_45 0:15:08.05 -39:12:45.01 20.229 -0.299 A3II 219.39 169 26 -  
C1_40 0:15:08.71 -39:12:09.73 20.010 -0.627 B1.5I 227.06 184 59 LMC neb.
C1_42 0:15:09.00 -39:13:04.79 17.754 -0.277 A2I 235.59 149 137 - Str. winds?
C2_46 0:15:09.18 -39:12:55.44 18.941 -0.672 B1I 237.18 196 75 LMC neb.
C2_47 0:15:10.45 -39:12:39.97 19.459 -0.508 B9I 254.68 230 43 LMC neb.
C1_43 0:15:10.86 -39:12:28.80 19.055 -0.069 A0I 260.17 175 57 LMC-SMC Str. winds?
C1_46 0:15:11.18 -39:13:18.12 19.887 -0.439 B2III 269.43 164 27 - neb.
C2_48 0:15:11.24 -39:12:38.17 19.371 -0.456 B5I 266.36 188 58 LMC neb.
C1_44 0:15:11.29 -39:12:34.55 19.037 -0.740 B0I 266.90 181 79 LMC neb.
C1_45 0:15:11.31 -39:12:50.40 19.607 -0.180 B1I 268.32 179 38 LMC neb.
C2_49 0:15:11.82 -39:12:43.92 20.154 -0.570 B1I 275.40 235 33 LMC neb.
C1_47 0:15:11.92 -39:13:08.76 18.023 -0.291 A0I 279.16 182 134 LMC-SMC Str. winds?
C2_50 0:15:12.18 -39:12:52.56 20.159 -0.433 B1I 281.50 276 34 LMC neb.
C2_51 0:15:12.68 -39:12:56.51 19.719 -0.764 B9I 289.24 213 61 MW-LMC neb.
C1_48 0:15:13.11 -39:12:47.16 19.519 -0.715 B0.5I 294.93 164 30 LMC neb.
C1_49 0:15:13.14 -39:13:01.20 19.127 -0.262 A5I 296.62 165 92 -  
B_7 0:15:13.31 -39:12:43.56 17.595 -0.556 A0I 297.60 162 125 LMC-SMC neb. Str. winds?
B_8 0:15:13.98 -39:12:48.25 15.874 -1.606 O9If 308.04 367 185 - Cluster. neb.
C2_54 0:15:14.34 -39:13:27.84 19.435 -0.497 B9I 317.20 223 51 LMC neb.
C1_53 0:15:14.64 -39:13:36.12 19.816 -0.485 B2.5I 322.60 164 45 MW-LMC neb.
B_9 0:15:14.66 -39:13:03.72 19.416 -0.524 B5I 319.34 223 57 LMC neb.
C1_51 0:15:14.70 -39:12:54.36 18.306 -0.098 Ofpe/WN9 319.21 187 57 - neb.
C1_52 0:15:14.79 -39:13:10.92 18.542 -0.147 A2I 322.06 149 107 - neb. Str. winds?
C2_55 0:15:15.95 -39:12:54.36 19.185 -0.277 B5I 337.85 228 39 LMC neb.
B_12 0:15:16.68 -39:13:26.40 19.108 -0.666 Of/WN 351.60 176 90 - neb.
B_11 0:15:16.74 -39:12:46.08 19.001 0.206 B1I 349.09 155 61 - neb.
B_13 0:15:18.63 -39:13:12.72 18.543 -0.435 LBV/WN11 379.26 274 103 - LBV-Candidate
B_22 0:15:19.73 -39:14:48.12 18.274 -0.268 B2.5I 408.46 202 143 LMC Str. winds?
B_15 0:15:20.89 -39:13:17.76 20.308 -0.161 A3I 413.34 217 29 - neb.
B_23 0:15:24.24 -39:13:04.79 19.531 -0.586 B2I 462.36 209 77 LMC  
B_24 0:15:25.44 -39:13:03.00 20.318 -0.300 A5II 480.06 162 43 -  
B_26 0:15:26.91 -39:13:28.92 20.116 -0.891 O9I 504.13 217 52 -  
B_28 0:15:27.41 -39:14:36.60 19.591 -0.079 A0III 519.32 178 56 -  
B_25 0:15:27.78 -39:12:25.56 18.712 -0.261 A0III 513.24 173 74 -  
B_30 0:15:31.27 -39:14:30.12 19.591 -0.012 B9I 575.47 291 74 LMC neb. Str. winds?
B_31 0:15:32.22 -39:14:40.20 19.429 -0.478 B2.5I 590.90 190 95 LMC  
B_33 0:15:33.53 -39:15:10.44 19.125 -0.467 O5If 614.56 178 94 - neb.
B_35 0:15:36.86 -39:15:10.79 20.291 -0.513 B1.5I 663.87 236 30 LMC neb.
B_34 0:15:37.73 -39:13:49.08 19.533 -0.242 LBV/WN11 667.26 216 35 - LBV-Candidate
B_37 0:15:38.38 -39:15:29.88 19.651 -0.201 A2I 689.16 186 53 - neb.
A_1 0:15:38.52 -39:14:49.21 19.099 -0.777 B1I 685.46 262 110 LMC neb.
A_2 0:15:38.64 -39:14:52.43 19.227 -0.632 B1.5I 687.62 253 77 LMC neb.
A_4 0:15:39.99 -39:15:00.71 19.604 -0.167 A5I 708.86 236 71 - neb.
B_36 0:15:40.62 -39:13:40.07 19.782 -0.389 O8I 709.64 171 55 -  
A_5 0:15:40.83 -39:15:09.72 20.071 -0.495 A3I 722.43 260 58 -  
A_3 0:15:41.35 -39:13:48.73 19.623 -0.184 A2I 721.24 223 86 - neb.
A_7 0:15:41.99 -39:15:30.95 19.901 -0.650 B2I 742.73 254 73 MW  
A_6 0:15:42.47 -39:14:46.32 19.039 -0.199 A3I 743.83 268 86 -  
A_10 0:15:43.43 -39:16:20.28 18.836 -0.329 A0I 772.06 187 134 LMC-SMC  
A_8 0:15:44.18 -39:14:58.20 19.792 -0.188 O9.7I 770.70 304 62 -  
A_11 0:15:45.17 -39:15:56.15 18.706 -0.245 B5I 793.59 209 130 LMC  
A_9 0:15:45.56 -39:14:45.59 18.824 -0.175 A5I 789.71 268 84 -  
A_12 0:15:46.52 -39:15:48.96 18.594 -0.722 O5If 812.49 234 129 - neb.
A_13 0:15:48.53 -39:15:14.04 20.310 -0.195 A5II 837.32 216 44 -  
A_14 0:15:49.14 -39:15:35.64 19.139 -0.279 B9I 849.33 225 115 LMC neb.
A_15 0:15:49.93 -39:15:28.80 18.794 -0.475 B3I 860.21 201 154 LMC-SMC neb. Str. winds?
A_16 0:15:50.25 -39:15:43.92 19.590 -0.518 B0.5I 867.08 286 121 LMC neb.
A_25 0:15:50.78 -39:17:29.40 19.687 -0.504 B8I 893.29 229 86 LMC  
A_18 0:15:51.38 -39:16:20.28 19.555 -0.019 A7I 889.45 161 100 - neb.
A_17 0:15:51.42 -39:15:57.60 20.336 -0.321 B1I 886.44 207 79 LMC  
A_26 0:15:55.45 -39:15:30.60 19.236 -0.262 B2.5I 942.47 220 96 LMC  
A_28 0:15:55.62 -39:16:11.27 20.047 -0.336 A2I 950.75 219 62 -  
A_30 0:15:57.58 -39:16:14.51 19.468 -0.795 O9I 980.26 199 44 - neb.
A_29 0:15:57.97 -39:15:33.84 19.575 -0.595 O5If+ 980.35 210 62 - neb.
A_27 0:15:58.03 -39:14:27.60 19.928 -0.477 B2I 973.83 199 66 LMC  
A_31 0:15:58.22 -39:16:14.16 20.288 -0.592 O9I 989.71 213 46 - neb.
A_33 0:15:58.83 -39:17:05.29 19.996 -0.429 A0I 1007.21 199 75 SMC  
A_32 0:15:59.49 -39:16:08.40 17.813 -0.335 A7I 1007.73 197 141 - neb.
A_34 0:16:01.17 -39:16:34.67 20.247 -0.875 B0I 1036.66 215 68 LMC  
A_35 0:16:01.49 -39:16:42.96 19.744 -0.490 B3III 1042.77 204 80 -  
A_36 0:16:02.33 -39:16:48.72 20.758 -0.418 B2I 1056.24 191 39 LMC neb.
A_37 0:16:02.90 -39:17:04.91 20.024 -0.603 B0.5I 1067.34 153 71 LMC-SMC neb.
A_38 0:16:04.95 -39:16:15.96 18.706 -0.197 A0I 1089.96 157 146 LMC-SMC  
A_39 0:16:05.30 -39:16:45.84 20.451 -0.021 B5I 1099.75 217 51 LMC  
A_40 0:16:08.02 -39:15:52.20 19.938 -0.484 B5I 1132.32 200 67 LMC  
A_41 0:16:09.00 -39:16:18.84 20.114 -0.445 B1I 1150.65 202 52 LMC-SMC neb.
A_42 0:16:09.69 -39:16:13.44 19.453 -0.189 LBV 1160.17 175 75 - LBV-Candidate
A_43 0:16:10.57 -39:16:27.48 19.358 -0.215 A2I 1175.18 185 94 - neb.
A_44 0:16:10.91 -39:16:33.25 20.103 -0.443 B3II 1181.10 214 49 - neb.
A_45 0:16:10.98 -39:17:19.68 20.710 -0.726 B0I 1189.70 165 44 LMC  


Source LaTeX | All tables | In the text