NGC 231

UBV data for CMD plot

No	Ref	V	BV
27149	180	19.515	-0.037
27172	180	19.835	0.368
27196	180	19.088	0.609
27280	180	20.919	0.259
27297	180	16.238	-0.142
27298	180	19.565	0.747
27364	180	21.235	0.279
27428	180	16.177	0.813
27453	180	19.665	0.044
27454	180	19.260	0.548
27475	180	18.142	-0.093
27535	180	19.743	-0.057
27536	180	21.273	0.242
27584	180	18.973	-0.093
27604	180	15.078	0.271
27643	180	19.017	-0.099
27644	180	19.228	0.718
27665	180	19.949	0.250
27666	180	20.915	0.109
27720	180	14.139	0.048
27723	180	18.708	-0.114
27753	180	18.334	-0.081
27772	180	20.039	0.730
27820	180	20.866	0.166
27870	180	18.563	-0.115
27895	180	21.246	0.176
27896	180	19.861	0.490
27936	180	20.932	0.385
27938	180	20.818	-0.112
27939	180	20.538	0.726
27979	180	19.451	0.672
28049	180	20.840	0.237
28075	180	21.171	-0.019
28100	180	18.591	0.989
28124	180	19.137	-0.048
28125	180	19.100	-0.119
28127	180	20.792	-0.080
28150	180	19.268	-0.050
28169	180	19.964	-0.186
28171	180	15.089	0.134
28216	180	17.673	1.028
28217	180	19.188	-0.128
28218	180	17.834	-0.101
28237	180	19.370	-0.092
28256	180	18.174	-0.166
28274	180	20.273	0.119
28297	180	19.439	0.657
28298	180	18.968	0.923
28324	180	19.202	-0.066
28325	180	19.162	0.974
28326	180	20.430	0.601
28327	180	20.728	0.020
28339	180	19.998	0.077
28368	180	19.382	-0.111
28391	180	19.436	-0.162
28392	180	19.448	0.485
28421	180	19.322	-0.113
28422	180	21.081	0.294
28423	180	19.396	0.940
28424	180	19.426	-0.080
28425	180	20.161	0.434
28494	180	19.661	-0.092
28495	180	19.568	-0.092
28496	180	17.876	-0.108
28507	180	19.527	-0.062
28532	180	21.378	0.151
28561	180	17.520	-0.128
28584	180	21.072	0.411
28601	180	21.266	0.251
28602	180	21.240	-0.182
28619	180	21.053	0.105
28620	180	20.381	-0.043
28621	180	19.514	-0.068
28622	180	20.698	0.196
28624	180	21.368	0.143
28637	180	19.557	0.126
28638	180	20.261	0.720
28661	180	18.191	0.954
28664	180	19.468	0.719
28703	180	19.936	-0.099
28704	180	19.146	-0.152
28719	180	19.380	0.543
28721	180	19.744	0.002
28722	180	20.648	0.020
28723	180	15.969	1.120
28743	180	19.409	0.772
28744	180	17.323	-0.119
28745	180	19.027	-0.043
28747	180	19.558	0.391
28767	180	19.249	0.693
28768	180	19.059	-0.171
28795	180	18.794	0.001
28832	180	19.540	0.723
28868	180	17.485	-0.126
28869	180	18.942	-0.146
28890	180	15.568	0.654
28891	180	19.698	0.514
28892	180	20.375	0.031
28917	180	19.865	-0.180
28918	180	18.965	0.036
28943	180	17.497	0.027
28960	180	19.957	-0.199
28961	180	16.572	-0.075
28962	180	20.512	0.281
28963	180	16.361	1.553
28985	180	19.632	-0.043
29000	180	20.243	0.158
29014	180	19.292	-0.162
29015	180	19.361	0.711
29017	180	18.702	-0.083
29018	180	19.686	-0.102
29019	180	20.454	-0.086
29021	180	20.038	-0.026
29046	180	17.782	-0.112
29065	180	18.381	-0.100
29111	180	18.675	0.627
29137	180	21.820	0.028
29154	180	20.709	0.685
29178	180	19.525	0.652
29179	180	17.932	-0.136
29181	180	16.777	-0.152
29203	180	17.644	-0.080
29247	180	18.589	-0.193
29248	180	20.776	0.364
29249	180	18.869	0.709
29272	180	19.266	-0.096
29303	180	20.132	-0.003
29341	180	19.627	-0.110
29343	180	19.660	0.473
29344	180	15.141	0.290
29345	180	17.406	-0.058
29366	180	18.607	-0.098
29391	180	20.879	0.091
29392	180	20.191	0.046
29408	180	17.956	-0.099
29409	180	19.095	0.607
29432	180	19.981	0.520
29433	180	17.674	-0.123
29434	180	19.069	-0.053
29488	180	20.733	-0.048
29518	180	17.950	-0.102
29520	180	19.087	0.624
29533	180	18.284	-0.154
29611	180	18.745	-0.113
29613	180	19.061	-0.071
29632	180	18.616	-0.070
29633	180	19.238	-0.195
29634	180	19.368	-0.138
29708	180	21.154	0.176
29709	180	20.730	0.102
29733	180	18.876	0.727
29734	180	20.377	0.233
29749	180	18.663	0.823
29750	180	21.265	-0.008
29772	180	19.812	0.026
29773	180	20.255	0.002
29774	180	19.689	-0.166
29797	180	19.207	0.680
29798	180	19.637	0.150
29825	180	20.984	0.175
29867	180	20.431	0.079
29890	180	20.670	0.076
29891	180	20.294	-0.109
29892	180	19.035	0.274
29911	180	21.269	0.166
29912	180	19.050	-0.127
29924	180	19.366	-0.040
29925	180	20.157	0.029
29926	180	18.925	0.770
29954	180	18.517	0.699
29955	180	18.818	0.682
29956	180	22.111	0.123
29975	180	20.052	-0.102
29992	180	18.954	0.727
29993	180	18.624	0.826
30071	180	20.267	0.002
30072	180	20.342	-0.137
30073	180	19.735	-0.094
30101	180	20.476	0.083
30114	180	17.972	-0.108
30115	180	19.195	-0.113
30124	180	20.908	0.129
30125	180	19.836	-0.094
30158	180	21.194	0.440
30159	180	15.410	0.918
30177	180	19.281	-0.017
30202	180	19.753	0.652
30203	180	19.262	0.423
30204	180	19.021	0.688
30205	180	19.494	-0.071
30206	180	18.206	1.190
30253	180	19.804	-0.009
30278	180	19.268	0.630
30279	180	20.397	0.486
30304	180	19.319	-0.105
30305	180	20.786	0.497
30329	180	20.240	0.104
30330	180	18.724	-0.142
30331	180	19.039	-0.114
30365	180	17.472	-0.187
30409	180	19.593	-0.115
30450	180	17.637	1.096
30525	180	19.636	-0.105
30526	180	17.176	-0.082
30527	180	20.074	0.121
30529	180	19.559	0.039
30589	180	19.404	-0.072
30612	180	18.753	-0.130
30614	180	19.828	0.002
30616	180	20.096	0.054
30628	180	20.156	0.114
30660	180	20.298	0.655
30661	180	18.523	-0.108
30676	180	20.299	1.036
30677	180	18.551	-0.095
30726	180	20.085	0.126
30743	180	19.361	0.739
30768	180	19.520	0.765
30790	180	19.200	0.708
30830	180	20.091	0.109
30831	180	19.709	0.722
30849	180	19.477	-0.003
30850	180	20.557	0.169
30851	180	20.049	-0.086
30852	180	19.802	0.530
30899	180	20.955	0.657
30900	180	19.424	0.686
30901	180	20.219	-0.052
30919	180	17.722	-0.176
30988	180	18.184	-0.176
31032	180	21.678	0.405
31081	180	20.685	-0.035
31082	180	19.315	-0.009
31128	180	19.473	0.683
31149	180	20.418	-0.126
31150	180	18.650	-0.089
31219	180	20.935	0.230
31237	180	19.505	0.945
31265	180	19.338	0.469
31279	180	18.570	0.459
31308	180	18.975	-0.118
31337	180	20.102	0.753
31574	180	20.484	0.633
74661	180	20.704	0.128
74749	180	21.398	0.293
74750	180	20.034	-0.179
74990	180	21.429	0.168
75038	180	20.882	0.146
75062	180	20.982	0.116
75063	180	21.364	0.361
75082	180	20.149	0.076
75245	180	20.786	-0.039
75389	180	19.645	-0.091
75475	180	21.057	0.475
75476	180	20.238	0.324
75528	180	18.145	1.112
75663	180	20.702	-0.092
75738	180	21.442	0.209
75739	180	21.282	0.035
75760	180	20.350	-0.083
75761	180	20.140	0.162
75782	180	20.357	-0.037
75877	180	21.018	0.146
75881	180	20.755	-0.533
75936	180	19.387	-0.131
75953	180	20.681	0.310
75997	180	20.468	-0.010
75998	180	19.433	0.792
76062	180	20.829	-0.047
76127	180	20.319	-0.113
76161	180	20.220	-0.025
76163	180	20.377	0.258
76188	180	19.419	0.694
76249	180	20.640	0.091
76252	180	20.353	-0.010
76254	180	21.136	0.660
76301	180	20.476	0.101
76303	180	19.804	0.788
76326	180	20.930	-0.195
76375	180	20.025	0.184
76421	180	19.451	-0.105
76467	180	18.599	-0.102
76469	180	20.518	-0.111
76484	180	21.243	-0.170
76485	180	19.749	-0.187
76487	180	20.822	-0.113
76508	180	20.462	0.157
76510	180	19.675	-0.030
76575	180	20.553	-0.526
76597	180	18.711	-0.089
76598	180	20.268	0.004
76660	180	19.453	-0.271
76682	180	20.366	0.095
76723	180	19.932	0.003
76724	180	21.830	0.209
76774	180	20.752	0.476
76775	180	20.826	-0.007
76809	180	20.197	0.082
76848	180	20.555	0.452
76885	180	19.781	-0.099
76926	180	20.654	0.088
76943	180	19.217	0.128
76983	180	19.797	0.530
77008	180	20.333	0.138
77009	180	19.478	0.708
77011	180	22.184	-0.062
77026	180	18.807	-0.201
77027	180	19.417	-0.119
77028	180	20.380	-0.027
77043	180	19.375	0.735
77086	180	21.083	0.095
77106	180	19.080	-0.253
77157	180	19.472	0.191
77180	180	20.812	-0.105
77201	180	21.074	0.157
77216	180	20.329	-0.024
77237	180	21.239	0.157
77270	180	19.746	-0.635
77351	180	19.649	-0.096
77377	180	22.053	0.277
77391	180	21.040	0.186
77434	180	19.344	0.019
77452	180	19.188	-0.089
77466	180	21.082	0.598
77562	180	20.143	-0.031
77605	180	21.274	-0.485
77606	180	20.481	-0.068
77681	180	20.555	-0.231
77765	180	20.418	0.860
77786	180	20.684	0.344
77856	180	19.883	-0.140
77879	180	21.440	-0.128
77989	180	20.914	0.390
78055	180	21.351	0.092
78115	180	20.701	0.708
78300	180	21.307	0.722
78334	180	19.062	0.309
78335	180	20.734	0.098
78380	180	21.564	0.116
78438	180	21.715	-0.038
78439	180	20.377	0.708
78496	180	20.921	-0.035
78497	180	20.663	0.149
78535	180	21.175	-0.031
78627	180	20.272	0.023
107542	180	22.078	-0.416
107609	180	20.707	0.070
107715	180	21.564	-0.006
107736	180	20.069	0.169
107926	180	20.826	0.281
108218	180	20.105	0.001
108255	180	20.635	0.141
108320	180	20.236	0.268
108413	180	20.793	0.044
108491	180	21.028	-0.106
108509	180	19.968	0.286
108560	180	19.819	-0.040
108598	180	20.166	0.129
108600	180	19.666	0.546
108703	180	20.393	0.072
108773	180	21.678	-0.389
108795	180	19.971	0.058
108796	180	18.407	0.503
108864	180	20.545	0.518
108865	180	20.529	-0.108
108884	180	20.777	0.468
108973	180	19.441	0.536
108994	180	20.826	-0.071
109006	180	19.524	0.767
109324	180	20.517	-0.371
109358	180	20.622	-0.212
109515	180	20.710	0.807
109541	180	21.171	0.286
109611	180	20.152	-0.063
109700	180	21.310	0.436
109880	180	21.119	-0.138
109941	180	21.305	0.039
110013	180	20.686	-0.042
110036	180	21.374	0.051
110187	180	20.633	-0.077
110268	180	20.891	0.101
110334	180	20.676	0.104
110359	180	20.308	0.170
110454	180	20.934	0.063
110455	180	20.848	0.279
110456	180	19.465	-0.095
110569	180	21.691	0.263
232789	180	21.972	0.414
232920	180	21.181	0.188
233017	180	21.852	0.275
233028	180	21.558	0.210
233076	180	21.625	0.579
233093	180	20.684	0.039
233168	180	21.360	0.456
233213	180	21.019	0.124
233247	180	20.783	0.028
233259	180	21.702	0.180
233264	180	21.373	0.113
233268	180	21.591	0.501
233363	180	21.587	0.345
233368	180	21.320	0.494
233385	180	20.739	-0.040
233411	180	20.873	0.174
233423	180	21.832	0.128
233501	180	21.803	0.215
233502	180	21.449	0.684
233541	180	21.336	0.200
233570	180	20.662	-0.476
233571	180	21.671	0.661
233630	180	21.359	0.226
233653	180	21.759	0.132
233681	180	21.428	-0.177
233690	180	21.403	0.499
233708	180	21.069	0.486
233743	180	22.381	0.433
233761	180	21.759	0.045
233837	180	21.433	0.315
233840	180	20.410	0.138
233849	180	21.776	-0.043
233890	180	21.683	0.060
233908	180	20.294	0.095
233936	180	21.577	0.238
233946	180	21.652	0.165
233971	180	22.696	-0.737
233977	180	20.984	-0.117
234004	180	21.711	0.233
234014	180	21.198	0.251
234051	180	21.182	-0.791
234068	180	22.180	0.261
234077	180	20.328	-0.183
234087	180	20.991	0.445
234094	180	21.937	0.125
234127	180	20.652	0.107
234135	180	21.016	0.129
234138	180	22.023	-0.026
234181	180	21.532	0.206
234194	180	21.737	0.507
234211	180	22.373	-0.309
234215	180	20.716	-0.049
234233	180	22.324	0.047
234250	180	21.050	0.035
234284	180	21.315	0.539
234300	180	21.073	-0.045
234307	180	20.553	0.281
234316	180	21.161	0.235
234322	180	20.961	0.811
234326	180	21.818	-0.515
234331	180	20.563	0.051
234355	180	20.732	-0.327
234357	180	20.792	0.094
234396	180	21.673	0.495
234400	180	21.943	0.231
234403	180	21.204	0.023
234430	180	20.397	-0.086
234453	180	21.350	0.128
234490	180	20.888	0.190
234508	180	21.446	0.278
234512	180	21.826	0.390
234541	180	21.697	0.158
234579	180	20.606	0.026
234585	180	20.581	0.154
234588	180	21.821	0.087
234590	180	21.275	-0.095
234601	180	21.419	0.563
234602	180	21.152	0.253
234607	180	21.232	-0.145
234651	180	21.987	-0.238
234654	180	21.311	0.122
234657	180	20.639	0.132
234671	180	21.299	0.246
234690	180	21.569	-0.309
234722	180	21.492	0.244
234730	180	21.919	0.159
234739	180	21.054	0.899
234789	180	21.718	0.442
234796	180	20.289	-0.091
234797	180	21.833	-0.053
234822	180	21.230	0.277
234825	180	21.166	0.441
234827	180	21.482	0.055
234855	180	21.767	0.193
234863	180	21.836	0.385
234867	180	20.847	-0.865
234892	180	20.807	0.307
234944	180	20.849	0.460
234947	180	21.397	-0.073
235022	180	20.806	-0.026
235025	180	19.934	-0.014
235036	180	21.381	0.596
235040	180	21.231	-0.127
235062	180	21.711	0.784
235100	180	21.456	0.275
235121	180	21.149	-0.065
235122	180	20.292	-0.156
235132	180	21.724	-0.158
235143	180	21.853	0.111
235170	180	20.015	-0.371
235175	180	20.988	-0.381
235192	180	20.774	0.319
235260	180	21.622	-0.011
235270	180	20.378	-0.134
235298	180	21.255	0.706
235306	180	21.360	-0.134
235314	180	19.973	1.330
235318	180	20.036	0.244
235352	180	20.442	0.198
235378	180	21.359	0.277
235379	180	21.171	0.454
235397	180	21.389	0.042
235429	180	20.734	0.098
235431	180	22.118	-0.210
235446	180	21.894	-0.201
235464	180	20.685	0.041
235470	180	20.526	-0.036
235475	180	21.482	0.008
235515	180	20.740	-0.201
235517	180	20.635	0.282
235525	180	20.624	-0.091
235528	180	20.716	0.026
235529	180	21.393	0.122
235546	180	20.043	0.112
235563	180	21.569	-0.232
235580	180	20.293	-0.379
235592	180	20.577	0.254
235636	180	20.026	1.027
235662	180	21.723	-0.422
235690	180	20.304	0.125
235710	180	20.873	0.053
235718	180	21.644	-0.230
235736	180	21.080	-0.549
235768	180	21.563	0.184
235825	180	22.288	0.098
235826	180	21.610	-0.083
235849	180	21.366	0.032
235852	180	20.929	0.131
235883	180	21.067	0.482
235895	180	21.798	-0.634
235905	180	22.191	-0.136
235912	180	20.746	0.004
235923	180	21.704	-0.027
235924	180	21.636	0.088
235949	180	21.704	0.092
235961	180	19.770	-0.168
235964	180	21.819	0.066
235965	180	21.766	-0.054
235971	180	21.214	0.273
235992	180	21.391	0.123
236002	180	20.358	0.219
236015	180	22.103	-0.246
236024	180	22.505	0.272
236033	180	20.336	0.058
236049	180	21.503	0.505
236054	180	22.572	0.419
236063	180	21.906	0.440
236066	180	21.936	-0.020
236074	180	20.279	-0.227
236076	180	21.478	0.223
236094	180	22.298	0.316
236106	180	21.229	0.042
236114	180	21.640	0.213
236115	180	20.845	0.169
236124	180	21.738	0.184
236127	180	21.256	0.107
236162	180	19.660	-0.680
236185	180	21.049	0.144
236188	180	20.917	0.040
236189	180	21.797	0.266
236193	180	20.674	0.087
236194	180	21.558	0.120
236197	180	21.089	0.165
236205	180	21.364	-0.259
236206	180	21.983	0.169
236223	180	21.792	0.023
236297	180	20.394	-0.142
236302	180	20.695	-0.081
236336	180	20.951	-0.071
236341	180	21.023	0.455
236348	180	21.034	-0.112
236374	180	21.537	0.064
236380	180	21.190	0.386
236384	180	21.288	0.203
236386	180	21.681	0.703
236404	180	20.914	0.079
236445	180	20.505	-0.365
236490	180	21.358	0.219
236499	180	21.803	0.095
236501	180	22.139	-0.057
236525	180	20.978	-0.169
236528	180	20.697	0.605
236534	180	20.604	0.036
236541	180	21.313	0.894
236542	180	21.879	0.001
236555	180	20.462	0.345
236577	180	22.556	0.129
236613	180	21.227	0.007
236631	180	21.361	0.184
236661	180	20.583	0.020
236667	180	21.288	-0.094
236670	180	20.916	-0.067
236687	180	21.694	0.013
236701	180	22.136	0.182
236727	180	20.293	-0.092
236731	180	21.605	0.083
236734	180	21.291	0.314
236750	180	21.039	0.462
236755	180	21.769	0.398
236763	180	21.740	-0.311
236808	180	19.224	-0.085
236815	180	20.725	0.233
236839	180	21.827	0.179
236846	180	19.910	0.317
236866	180	21.997	0.011
236880	180	21.209	-0.446
236926	180	21.581	0.518
236933	180	22.435	-0.412
236939	180	21.062	0.035
236945	180	22.434	0.464
236952	180	21.509	0.104
236966	180	22.086	-0.103
236980	180	21.869	0.213
236983	180	19.531	0.088
236986	180	20.959	0.581
236995	180	20.765	0.023
237015	180	21.682	0.362
237027	180	21.282	0.165
237040	180	22.515	0.193
237044	180	21.361	0.851
237062	180	22.639	-0.566
237097	180	21.495	0.040
237129	180	21.456	0.572
237142	180	21.110	0.101
237160	180	22.203	0.181
237172	180	21.462	0.344
237174	180	21.467	-0.012
237175	180	21.549	0.191
237202	180	22.183	0.523
237220	180	21.788	0.349
237243	180	21.464	0.225
237317	180	18.841	-0.006
237341	180	21.034	-0.103
237365	180	21.611	0.162
237402	180	20.493	0.203
237404	180	20.932	0.419
237418	180	22.032	-0.173
237429	180	21.834	0.130
237460	180	21.437	0.118
237467	180	21.186	0.343
237484	180	21.219	0.268
237489	180	21.257	0.346
237557	180	20.802	0.106
237561	180	20.776	0.336
237574	180	21.827	0.154
237580	180	21.282	0.122
237643	180	21.908	0.310
237646	180	19.540	0.014
237662	180	21.176	-0.092
237675	180	21.120	0.105
237683	180	21.928	0.191
237698	180	19.672	-0.007
237708	180	20.465	-0.035
237724	180	20.880	0.747
237727	180	22.139	0.570
237752	180	22.019	0.301
237769	180	20.904	0.107
237902	180	21.383	0.086
237944	180	21.589	-0.126
237974	180	21.921	0.240
237981	180	20.621	0.233
237985	180	21.283	0.290
237996	180	21.284	0.153
238177	180	19.980	0.068
238237	180	21.867	0.126
238253	180	22.111	0.549
238255	180	21.224	0.569
238339	180	20.375	-0.064
238341	180	21.820	0.199
238348	180	21.098	0.006