NGC 2539

UBV CCD observations

No	Ref	V	BV	UB
0005	357	11.963	0.165	0.248
0006	357	12.113	0.170	0.256
0008	357	14.015	0.395	0.017
0009	357	13.785	0.591	0.027
0101	357	12.106	0.270	0.211
0102	357	14.203	0.538	-0.074
0103	357	13.864	0.858	0.534
0104	357	12.451	0.321	0.176
0105	357	11.421	0.261	0.236
0106	357	11.664	0.198	0.237
0107	357	13.310	0.390	0.156
0108	357	13.876	0.550	-0.007
0109	357	12.607	0.363	0.194
0110	357	14.104	0.461	0.008
0111	357	13.331	0.375	0.067
0112	357	14.681	0.531	0.010
0113	357	13.213	0.255	0.168
0114	357	11.145	4.662
0115	357	12.510	0.201	0.249
0116	357	14.526	0.551	0.105
0117	357	12.641	0.200	0.246
0118	357	12.137	0.166	0.257
0119	357	13.467	0.375	0.056
0120	357	13.973	0.507	-0.031
0121	357	14.339	0.512	-0.068
0122	357	13.543	0.459	0.056
0123	357	13.331	0.670	0.040
0124	357	13.573	0.440	-0.008
0125	357	14.034	0.536	-0.132
0126	357	14.604	0.714	0.040
0127	357	14.520	0.587	-0.048
0128	357	13.089	0.404	0.138
0129	357	12.828	0.553	-0.085
0130	357	13.736	0.603	0.007
0134	357	13.226	0.368	0.108
0201	357	13.268	0.319	0.052
0202	357	14.138	0.456	-0.047
0203	357	14.944	0.535	-0.023
0204	357	14.460	0.538	-0.109
0205	357	14.708	0.588	-0.008
0206	357	13.375	0.423	0.130
0207	357	11.508	0.206	0.255
0208	357	13.739	0.511	-0.083
0209	357	10.577	1.041	0.765
0210	357	13.692	0.424	0.019
0211	357	14.340	0.842	0.439
0212	357	13.331	0.369	0.140
0213	357	12.805	0.241	0.233
0214	357	13.306	0.450	-0.145
0215	357	15.427	0.515	-0.021
0216	357	14.085	0.405	-0.010
0217	357	13.759	0.743	0.248
0218	357	11.382	0.190	0.263
0219	357	13.663	0.988	0.569
0220	357	15.346	0.622	0.069
0221	357	11.843	0.255	0.368
0222	357	13.892	0.519	-0.019
0223	357	10.601	0.662	0.367
0224	357	11.735	0.217	0.258
0225	357	12.519	0.216	0.267
0226	357	12.797	0.362	0.105
0227	357	13.234	0.439	0.217
0228	357	11.717	0.170	0.256
0229	357	11.203	1.022	0.679
0230	357	14.212	0.468	-0.038
0231	357	14.655	0.677	0.282
0232	357	11.969	0.148	0.299
0233	357	10.893	0.641	0.447
0234	357	13.507	0.461	0.046
0235	357	14.525	0.443	0.012
0236	357	11.425	0.107	0.353
0237	357	11.888	0.117	0.331
0239	357	15.011	0.509	0.117
0240	357	14.654	0.511	0.023
0241	357	14.953	0.561	0.104
0242	357	14.878	0.543	0.034
0243	357	14.404	0.490	0.032
0244	357	13.190	0.305	0.295
0245	357	13.532	0.323	0.213
0246	357	11.182	0.949	0.731
0247	357	14.202	0.520	0.071
0248	357	13.165	0.505	-0.009
0249	357	13.325	0.756	0.565
0250	357	11.401	0.208	0.319
0251	357	11.230	0.984	0.754
0252	357	12.470	1.052	0.855
0253	357	13.639	0.362	0.054
0254	357	10.006	0.561	-0.033
0255	357	12.747	0.499	-0.030
0257	357	15.173	0.634	0.011
0258	357	13.443	0.473	-0.087
0259	357	11.591	1.092	0.910
0262	357	14.247	0.445	0.060
0304	357	12.044	0.166	0.259
0313	357	12.114	0.143	0.314
0320	357	14.693	0.892	0.668
0321	357	13.235	0.260	0.185
0322	357	13.649	0.440	0.070
0329	357	14.301	0.581	0.028
0332	357	13.156	0.433	0.004
0333	357	11.573	0.194	0.213
0334	357	12.566	0.262	0.249
0335	357	12.602	0.512	-0.155
0336	357	11.753	0.305	0.203
0337	357	11.204	0.220	0.191
0338	357	12.527	0.250	0.259
0341	357	14.002	0.581	0.062
0355	357	14.299	0.466	0.148
0356	357	14.459	0.449	0.172
0358	357	13.619	0.455	0.236
0359	357	14.074	0.563	0.132
0360	357	12.168	0.310	0.485
0365	357	11.847	0.086	0.415
0366	357	12.889	0.276	0.262
0370	357	13.809	0.398	0.040
1001	357	17.597	0.054	1.515
1002	357	17.473	0.716	-0.096
1004	357	17.118	1.284	0.888
1006	357	17.511	0.841	0.303
1007	357	17.145	0.731	0.370
1009	357	18.341	1.200	-0.234
1010	357	16.013	0.760	0.757
1011	357	18.199	0.730	0.997
1013	357	16.290	0.571	-0.028
1014	357	15.337	0.675	0.093
1015	357	16.837	0.476	-0.233
1017	357	16.720	1.158	0.917
1018	357	18.166	0.636	-0.098
1019	357	16.884	0.932	0.592
1020	357	17.654	0.858	2.102
1021	357	17.388	1.080	1.462
1022	357	16.143	0.673	-0.047
1023	357	16.462	0.887	0.776
1024	357	17.942	1.820	0.076
1026	357	15.483	0.781	0.414
1027	357	18.076	1.116
1028	357	17.192	0.735	0.403
1031	357	15.190	0.746	0.325
1032	357	16.420	0.673	0.213
1033	357	15.643	0.781	0.454
1035	357	17.848	0.757	0.177
1036	357	14.290	0.577	-0.049
1037	357	14.146	1.098	0.842
1038	357	15.439	0.490	-0.109
1039	357	16.470	0.970	0.530
1042	357	17.689	0.715	0.085
1043	357	15.762	1.035	1.035
1044	357	15.547	0.674	0.090
1045	357	15.589	0.948	0.813
1046	357	16.895	1.000	1.289
1047	357	17.507	0.897	0.168
1048	357	16.832	0.973	0.902
1049	357	15.187	0.613	-0.023
1051	357	17.264	1.027	0.963
1052	357	15.069	0.604	0.103
1053	357	16.302	0.794	0.580
1054	357	16.626	0.915	0.254
1056	357	16.675	0.673	0.152
1057	357	18.322	1.088	0.954
1058	357	17.286	1.082	0.947
1059	357	16.633	1.013	0.713
1060	357	15.652	0.739	0.393
1061	357	16.240	0.659	0.239
1062	357	19.102	1.112
1063	357	14.853	0.310	0.174
1064	357	16.494	0.785	0.140
1066	357	17.425	0.708	0.375
1068	357	15.360	0.701	0.133
1069	357	17.159	0.746	0.469
1072	357	17.310	1.009	1.388
1073	357	16.355	0.489	-0.134
1074	357	16.258	0.749	0.149
1075	357	17.551	1.273	0.406
1076	357	17.294	0.887	-0.005
1078	357	17.595	0.850	0.746
1079	357	15.681	0.787	0.160
1080	357	18.138	1.163	0.439
1081	357	16.348	0.252	0.153
1085	357	16.882	0.603	-0.373
1086	357	18.063	0.877	0.509
1087	357	16.780	1.244	0.792
1088	357	16.553	0.593	-0.203
1089	357	15.832	0.706	0.340
1090	357	18.336	0.917	-0.303
1093	357	16.272	0.683	-0.263
1094	357	16.895	0.733	0.162
1096	357	17.794	0.766	0.169
1097	357	15.822	0.563	-0.038
1098	357	14.650	0.912	0.507
1099	357	15.250	0.521	-0.142
1100	357	17.763	1.061	1.082
1103	357	18.096	0.869	0.882
1104	357	15.848	0.913	0.497
1105	357	17.766	0.568	0.035
1106	357	16.531	0.756	0.382
1107	357	17.096	1.024	0.836
1109	357	18.210	0.919	0.903
1110	357	17.063	0.597	-0.000
1111	357	15.807	0.881	0.514
1114	357	18.042	0.827	0.160
1115	357	17.389	1.210	0.997
1117	357	17.493	0.755	0.424
1118	357	15.454	1.052	0.893
1119	357	17.178	1.341	1.537
1120	357	18.323	0.822	0.128
1121	357	17.689	0.479	0.233
1122	357	18.022	0.567	0.051
1124	357	16.195	0.736	0.430
1125	357	17.453	0.907	0.595
1126	357	15.539	0.762	0.177
1127	357	17.151	1.083	1.663
1128	357	17.047	0.906	1.161
1129	357	16.520	0.547	-0.236
1130	357	16.906	0.749	0.173
1131	357	18.282	0.463	-0.630
1132	357	16.606	0.514	0.080
1134	357	15.712	0.553	-0.091
1135	357	18.307	0.899	0.274
1137	357	18.437	1.185	-0.105
1138	357	15.266	0.658	0.073
1139	357	18.278	1.294	0.190
1140	357	17.242	0.725	-0.083
1141	357	17.868	1.153	1.218
1142	357	14.221	0.962	0.680
1143	357	13.735	0.535	0.053
1144	357	15.889	0.499	-0.122
1145	357	17.485	1.287
1146	357	16.742	0.751	0.494
1147	357	17.873	1.276	0.755
1148	357	18.136	0.978	1.247
1149	357	16.917	0.514	-0.000
1150	357	16.893	0.563	-0.113
1152	357	16.192	1.601
1153	357	15.838	0.723	0.231
1154	357	17.874	0.685	0.233
1155	357	14.568	0.448	-0.002
1157	357	18.052	0.772	-0.074
1158	357	16.863	0.604	0.112
1159	357	17.747	1.173	-0.046
1161	357	16.499	0.628	0.127
1162	357	16.312	0.526	-0.053
1163	357	17.301	0.654	-0.057
1164	357	18.454	0.409	0.237
1165	357	17.595	0.719	-0.197
1166	357	15.353	0.642	-0.030
1168	357	16.311	0.906	0.723
1169	357	16.282	0.607	0.000
1172	357	17.181	0.580	-0.126
1174	357	17.169	1.088	0.515
1175	357	16.208	0.797	0.324
1177	357	16.250	0.494	-0.165
1178	357	17.765	0.942	0.262
1180	357	15.314	0.898	0.634
1182	357	16.553	1.001	0.982
1183	357	15.193	0.596	0.073
1185	357	16.492	0.713	0.317
1187	357	16.405	0.884	0.587
1188	357	14.928	0.512	-0.007
1189	357	15.778	0.720	0.211
1190	357	17.060	0.887	1.008
1191	357	16.969	0.662	0.038
1195	357	15.579	0.644	0.308
1198	357	17.730	1.185	0.940
1199	357	14.584	0.749	0.409
1200	357	14.008	0.649	0.014
1202	357	16.731	1.029	0.751
1203	357	17.410	0.797	0.947
1204	357	17.625	1.050	0.568
1205	357	17.501	0.682	0.073
1207	357	16.231	0.828	0.438
1208	357	15.703	0.827	0.382
1209	357	17.085	0.965	-0.245
1210	357	14.763	0.591	-0.053
1214	357	15.866	0.862	0.442
1216	357	17.397	0.561	0.058
1217	357	16.951	0.613	-0.074
1219	357	15.751	0.667	-0.030
1220	357	17.270	0.682	0.040
1221	357	18.036	0.619	-0.371
1223	357	15.305	0.724	0.153
1224	357	15.646	0.998	0.702
1227	357	15.319	0.580	-0.026
1228	357	17.483	0.694	-0.227
1229	357	16.722	0.802	0.057
1230	357	14.967	0.461	0.129
1231	357	14.766	0.840	0.261
1232	357	21.097	1.021
1233	357	18.152	1.348	-0.916
1235	357	17.859	0.786	0.873
1237	357	17.541	0.583	-0.238
1238	357	16.790	0.971	0.260
1240	357	16.182	0.740	0.481
1241	357	18.430	0.838	0.283
1242	357	15.459	0.638	-0.163
1245	357	16.918	0.492	0.083
1248	357	11.257	0.935	0.717
1250	357	16.028	0.682	0.488
1251	357	15.495	0.581	0.212
1252	357	15.378	0.781	0.197
1253	357	15.186	0.533	0.171
1254	357	17.222	0.621	-0.036
1255	357	15.529	1.120	0.955
1256	357	18.943	0.909	-0.949
1257	357	16.083	0.463	-0.047
1260	357	18.129	0.640	-0.099
1261	357	17.442	0.744	-0.078
1262	357	16.239	0.568	0.136
1264	357	18.011	0.937	0.871
1265	357	16.255	0.587	-0.064
1267	357	17.424	1.040	1.059
1269	357	16.938	0.851	0.285
1271	357	17.307	1.161	0.816
1272	357	18.256	1.039	-0.205
1274	357	17.336	1.121	0.201
1275	357	16.713	1.143	0.705
1276	357	15.032	1.143	0.972
1277	357	16.599	0.752	0.090
1278	357	14.899	0.463	0.142
1279	357	16.843	0.803	1.165
1280	357	18.247	0.781	-0.097
1281	357	17.829	1.158	0.505
1283	357	16.959	0.864	1.082
1284	357	18.164	1.388	-0.192
1285	357	16.590	0.608	-0.022
1287	357	16.816	0.741	0.536
1290	357	17.843	0.647	-0.503
1291	357	16.797	0.749	0.295
1292	357	17.032	0.563	-0.176
1298	357	16.212	0.799	0.346
1300	357	17.406	0.688	-0.048
1302	357	18.089	0.969	0.134
1303	357	16.836	0.825	0.175
1304	357	14.974	0.696	-0.020
1306	357	18.278	1.236	-0.021
1307	357	17.696	0.782	-0.072
1308	357	15.367	0.720	0.046
1309	357	16.122	0.755	0.384
1312	357	14.669	0.572	-0.087
1313	357	17.826	0.868	-0.221
1314	357	16.772	1.092	0.723
1315	357	16.395	0.619	0.281
1316	357	17.953	0.853	0.677
1317	357	16.750	0.774	0.280
1318	357	17.975	0.874	0.772
1321	357	17.198	0.509	0.170
1323	357	17.960	0.943	1.034
1326	357	17.768	0.976	0.404
1327	357	17.948	0.729	0.343
1328	357	14.754	0.876	0.548
1329	357	17.812	0.989	0.089
1330	357	16.453	0.597	0.170
1331	357	15.868	1.077	1.534
1333	357	17.466	0.928	1.398
1335	357	17.343	0.939	0.736
1336	357	11.050	1.603	0.301
1338	357	14.816	0.632	0.160
1340	357	15.466	0.713	0.263
1342	357	17.722	0.920	-0.106
1347	357	18.141	0.690	-0.486
1349	357	16.256	0.504	-0.072
1350	357	16.395	0.787	0.916
1351	357	16.898	0.952	0.498
1354	357	15.037	0.760	0.249
1356	357	16.107	0.593	-0.035
1357	357	17.218	0.954	0.880
1358	357	17.892	0.689	0.384
1359	357	17.436	0.996	0.155
1360	357	16.598	0.842	0.578
1361	357	16.649	0.567	-0.136
1362	357	16.923	1.029	1.856
1363	357	17.275	0.484	-0.092
1364	357	18.375	-0.041
1365	357	16.382	0.648	-0.052
1367	357	17.641	1.132	0.751
1369	357	17.440	0.991	1.410
1372	357	16.614	0.551	0.011
1373	357	14.515	0.556	0.081
1374	357	15.828	0.492	0.129
1375	357	17.826	0.835	-0.442
1376	357	18.095	1.208	-0.042
1377	357	16.626	0.556	0.286
1378	357	15.475	0.680	0.162
1379	357	17.585	0.614	0.514
1380	357	15.415	0.831	0.386
1381	357	17.412	1.229	0.437
1383	357	17.699	0.963	0.059
1385	357	15.191	0.576	0.176
1386	357	17.262	0.669	0.138
1387	357	13.471	0.966	0.849
1388	357	15.937	0.729	0.486
1389	357	15.332	0.601	0.123
1390	357	17.152	0.522	-0.157
1391	357	16.370	0.770	0.630
1392	357	14.623	0.612	0.023
1394	357	15.604	3.592	-0.344
1395	357	17.408	0.674	0.362
1396	357	17.620	1.073
1398	357	18.054	0.892	0.661
1399	357	16.902	0.445	0.088
1400	357	15.638	0.974	0.898
1401	357	15.943	0.786	0.536
1402	357	17.032	0.598	-0.145
1403	357	16.699	0.745	0.509
1404	357	16.012	0.515	0.163
1405	357	15.210	0.644	0.020
1406	357	14.877	1.511	0.731
1407	357	18.280	1.032
1408	357	17.281	0.614	0.037
1410	357	14.831	0.862	0.282
1412	357	18.008	1.220	0.217
1413	357	15.957	0.486	0.163
1414	357	15.716	0.658	0.122
1415	357	16.292	0.649	-0.037
1416	357	15.613	1.020	0.810
1417	357	17.078	1.126	0.271
1418	357	15.493	1.006	0.562
1420	357	15.247	0.636	0.003
1421	357	17.158	0.627	-0.129
1422	357	15.953	0.631	0.099
1423	357	17.149	0.989	1.377
1424	357	16.221	1.212	1.162
1425	357	18.239	0.807	-0.064
1426	357	18.262	1.260
1427	357	15.262	0.883	0.311
1428	357	17.781	0.749	0.573
1429	357	18.340	1.630
1431	357	16.797	1.134	1.126
1432	357	14.820	0.733	0.131
1433	357	17.978	0.127	0.470
1436	357	15.879	0.996	0.866
1437	357	15.365	0.609	1.828
1438	357	17.356	1.215
1439	357	16.791	0.845
1443	357	17.465	0.794	0.020
1444	357	16.837	0.989	1.205
1445	357	17.469	0.833	0.276
1446	357	17.999	0.838	0.247
1447	357	17.717	0.540	0.035
1448	357	17.686	1.105	0.564
1450	357	17.328	1.205	0.793
1451	357	17.453	1.147	0.850
1452	357	17.525	0.917	0.395
1453	357	17.963	0.624	-0.296
1454	357	15.330	0.703	0.041
1455	357	17.127	0.614	0.026
1456	357	17.205	0.852	0.095
1457	357	17.484	0.576	-0.305
1458	357	17.562	1.129
1459	357	18.862	0.576	0.882
1460	357	17.992	0.636	0.270
1461	357	18.529	0.910	0.251
1462	357	18.206	0.790	-0.215
1463	357	18.146	1.251
1464	357	18.129	0.486	0.072
1465	357	17.954	0.514	-0.349
1466	357	18.458	0.640	0.665
1467	357	18.235	0.668	-0.730
1468	357	18.490	0.879	0.026
1470	357	17.996	0.948	1.617
1471	357	18.925	0.811
1472	357	18.111	0.927
1473	357	18.080	0.857	0.388
1474	357	18.676	-1.536
1475	357	18.565	1.414	-0.413
1476	357	18.668	0.904	0.555
1477	357	18.647	0.582	0.006
1478	357	18.256	1.316	0.179
1479	357	19.161	0.593	-0.360
1480	357	18.766	1.529
1481	357	18.312	1.314	-0.470
1482	357	18.448	1.185
1483	357	18.721	1.192
1484	357	18.523	0.444	-0.171
1485	357	18.499	0.481	-0.215
1486	357	18.373	1.081	0.869
1487	357	18.399	0.609	0.090
1488	357	18.147	1.187	0.767
1489	357	18.465	0.998	-0.041
1491	357	18.213	1.171	0.624
1492	357	18.030	0.869	-0.180
1494	357	17.867	0.658	-0.150
1495	357	18.020	0.744	0.266
1496	357	18.092	0.854	0.496
1497	357	18.189	1.621	-0.407
1498	357	19.083	0.756	-0.202
1499	357	18.631	0.644
1500	357	18.321	0.755	0.870
1501	357	18.825	0.533	0.219
1502	357	18.105	0.580	0.151
1503	357	18.313	1.010
1504	357	18.348	0.935	-0.044
1505	357	18.276	1.576
1506	357	18.221	1.240	0.383
1507	357	19.087	0.828	-0.459
1508	357	18.764	0.886
1509	357	18.651	0.800	0.156
1511	357	17.971	0.919	0.223
1512	357	18.099	0.796	0.945
1513	357	18.342	1.336	-0.673
1514	357	18.880	1.152	-0.373
1515	357	18.690	0.958	-0.456
1516	357	18.952	0.693
1517	357	18.369	0.891
1518	357	18.619	0.919	-0.123
1519	357	18.738	1.209
1520	357	18.557	0.920	-0.365
1521	357	18.492	1.616
1522	357	18.855	1.591
1523	357	19.432	0.842
1524	357	19.157	0.692
1525	357	18.760	1.030	0.484
1526	357	18.834	1.036	-0.056
1527	357	18.629	0.950	0.260
1528	357	19.320	1.528
1529	357	19.355	0.413	-0.385
1530	357	19.086	1.493
1531	357	18.970	1.572
1532	357	18.354	0.680	-0.390
1533	357	19.446	0.780
1534	357	18.767	1.312
1535	357	18.841	1.203
1536	357	18.718	0.750	-0.735
1537	357	19.071	1.347	-0.969
1538	357	18.787	1.309	-0.282
1539	357	19.112	0.099
1540	357	18.604	1.248	-0.666
1541	357	18.066	1.082	-0.030
1542	357	18.326	1.392	-0.205
1543	357	19.045	0.899
1544	357	18.628	1.429
1545	357	19.094	1.610
1546	357	18.741	1.015	-0.640
1547	357	19.502	0.983
1548	357	18.584	0.938
1549	357	19.183	1.287
1550	357	19.592	1.194
1551	357	18.884	0.843	0.338
1552	357	19.407	0.433	-0.317
1553	357	18.377	0.550	-0.254
1554	357	19.097	0.500	-0.456
1555	357	19.099	1.271
1556	357	18.883	0.971	-0.516
1557	357	18.804	1.922
1558	357	18.683	1.397	-0.423
1559	357	19.252	0.726
1560	357	18.078	1.123	-0.176
1561	357	18.784	1.518	-0.883
1562	357	18.867	1.594
1563	357	18.545	1.210
1564	357	19.685	0.657
1566	357	18.383	0.888	-0.032
1567	357	19.485	0.561
1568	357	18.976	1.286
1569	357	18.483	0.774	0.276
1570	357	18.462	0.767	0.841
1571	357	19.039	1.148
1572	357	18.840	1.388
1573	357	18.862	0.907
1574	357	19.354	0.626
1575	357	18.565	1.908
1576	357	18.570	0.832	-0.282
1577	357	19.020	1.528
1578	357	18.786	0.856	-0.612
1579	357	19.842	0.929
1581	357	18.326	1.622	-0.247
1582	357	19.225	0.451	-0.454
1583	357	19.169	1.625
1584	357	18.967	1.500
1585	357	18.810	0.815
1586	357	19.245	0.918
1587	357	19.163	1.136
1588	357	18.840	0.373
1589	357	18.788	0.800
1590	357	18.804	0.648
1592	357	19.086	0.848
1593	357	19.012	0.558
1594	357	19.425	0.364
1595	357	19.548	0.858
1596	357	19.129	1.195
1597	357	18.392	0.541
1598	357	19.077	0.647
1599	357	19.012	1.330
1600	357	19.759	1.707