CO  CEP

The observations have carried out in Pamir     on the 70-cm reflector with  
the UBV-fotometer

1982 year

 date 28.08.83 Min  II   (IT CAS - "C2")

 JDH                                               dmV

   45575.198983                                    1.073
   45575.201101                                    1.090
   45575.203705                                    1.123
   45575.206830                                    1.075
   45575.208497                                    1.083
   45575.210673                                    1.095
   45575.212316                                    1.162
   45575.215164                                    1.171
   45575.216344                                    1.138
   45575.217802                                    1.162
   45575.219122                                    1.174
   45575.221066                                    1.208
   45575.222733                                    1.172
   45575.224122                                    1.184
   45575.225164                                    1.212
   45575.227108                                    1.246
   45575.228497                                    1.223
   45575.230025                                    1.289
   45575.231066                                    1.238
   45575.232386                                    1.249
   45575.233983                                    1.237
   45575.235233                                    1.257
   45575.237733                                    1.286
   45575.239608                                    1.323
   45575.240719                                    1.316
   45575.241830                                    1.377
   45575.243427                                    1.375
   45575.244677                                    1.378
   45575.245812                                    1.389
   45575.247664                                    1.369
   45575.248914                                    1.399
   45575.250013                                    1.410
   45575.251691                                    1.418
   45575.252594                                    1.415
   45575.254261                                    1.458
   45575.255372                                    1.446
   45575.257108                                    1.433
   45575.258358                                    1.492
   45575.259400                                    1.443
   45575.261066                                    1.449
   45575.262733                                    1.423
   45575.265233                                    1.492
   45575.266969                                    1.524
   45575.269620                                    1.501
   45575.270580                                    1.535
   45575.271969                                    1.556
   45575.273705                                    1.577
   45575.274816                                    1.545
   45575.275997                                    1.570
   45575.277455                                    1.537
   45575.279191                                    1.561
   45575.280511                                    1.555
   45575.289816                                    1.555
   45575.291275                                    1.536
   45575.292664                                    1.500
   45575.295233                                    1.531
   45575.296622                                    1.615
   45575.297872                                    1.537
   45575.299955                                    1.483
   45575.301552                                    1.467
   45575.303150                                    1.485
   45575.305036                                    1.458
   45575.306414                                    1.534
   45575.307675                                    1.440
   45575.309677                                    1.431
   45575.310927                                    1.448
   45575.314052                                    1.429
   45575.316136                                    1.401
   45575.317594                                    1.420
   45575.319677                                    1.369
   45575.321066                                    1.362
   45575.322525                                    1.354
   45575.324677                                    1.333
   45575.325927                                    1.315
   45575.327664                                    1.291

                             dmU        dmB         dmV

   45575.331900              1.306     1.436       1.293
   45575.335164              1.120     1.389       1.266
   45575.339330              1.463     1.301       1.217

                                                    dmV

   45575.343080                                      1.235
   45575.344816                                      1.190
   45575.346205                                      1.181
   45575.348080                                      1.164
   45575.349539                                      1.188
   45575.351344                                      1.143
   45575.352733                                      1.157
   45575.354469                                      1.147
   45575.355858                                      1.134
   45575.357177                                      1.138
   45575.358914                                      1.138
   45575.360372                                      1.098
   45575.361830                                      1.103
   45575.362941                                      1.068
   45575.364330                                      1.068
   45575.365719                                      1.072
   45575.367664                                      1.071
   45575.369052                                      1.044
   45575.370302                                      1.046
   45575.371830                                      1.037
   45575.373636                                      1.060
   45575.376552                                      1.047
   45575.379677                                      1.045
   45575.382548                                       .967
   45575.384191                                       .969
   45575.386900                                       .922
   45575.390094                                       .953
   45575.391622                                       .995
   45575.395025                                       .984
   45575.396483                                       .940
   45575.398358                                       .938
   45575.402247                                       .933
   45575.403775                                       .961
   45575.406552                                       .911
   45575.407872                                       .928
   45575.409469                                       .939
   45575.413427                                       .939
   45575.414747                                       .953
   45575.416275                                       .922
   45575.418265                                       .954
   45575.419747                                       .939
   45575.421344                                       .943

 date 29.08.83   (IT CAS - "C2")

                               dmU       dmB        dmV

   45576.369240                1.039     1.047      .946
   45576.373962                1.316     1.126      .939
   45576.376878                1.799     1.133      .950
   45576.380767                 .920     1.094      .926
   45576.386462                 .967     1.048      .914
   45576.390906                 .965     1.064      .895
   45576.394795                 .934     1.070      .938

 date 30.08.83   Min I        (IT CAS - "C2")

                                                    dmV

   45577.129068                                    1.489
   45577.131151                                    1.566
   45577.133026                                    1.561
   45577.138026                                    1.557
   45577.139693                                    1.581
   45577.141359                                    1.596
   45577.143443                                    1.628
   45577.144832                                    1.609
   45577.146220                                    1.621
   45577.148026                                    1.621
   45577.150248                                    1.607
   45577.151707                                    1.575
   45577.153165                                    1.583
   45577.154901                                    1.546
   45577.157609                                    1.542
   45577.159623                                    1.528
   45577.161012                                    1.499
   45577.164207                                    1.508
   45577.165804                                    1.486
   45577.167470                                    1.456
   45577.170734                                    1.430
   45577.172123                                    1.443
   45577.173651                                    1.431
   45577.174970                                    1.435
   45577.176707                                    1.433
   45577.178315                                    1.381
   45577.179693                                    1.415
   45577.181220                                    1.334
   45577.183304                                    1.352
   45577.184901                                    1.333
   45577.186359                                    1.346
   45577.188512                                    1.327
   45577.190526                                    1.316
   45577.191845                                    1.308
   45577.193512                                    1.263
   45577.194832                                    1.295
   45577.196637                                    1.273
   45577.198998                                    1.266
   45577.200595                                    1.252
   45577.201984                                    1.240
   45577.203373                                    1.248
   45577.205248                                    1.212
   45577.206915                                    1.213
   45577.208304                                    1.196
   45577.210109                                    1.188
   45577.211984                                    1.195
   45577.213373                                    1.211
   45577.215526                                    1.170
   45577.217308                                    1.171
   45577.218790                                    1.175
   45577.220457                                    1.163
   45577.222748                                    1.150
   45577.224623                                    1.138
   45577.226301                                    1.104
   45577.228038                                    1.130
   45577.230804                                    1.086
   45577.232551                                    1.073
   45577.234970                                    1.041
   45577.236776                                    1.036
   45577.238512                                    1.023
   45577.240248                                    1.029
   45577.242679                                    1.010
   45577.244415                                    1.024
   45577.246174                                     .994
   45577.248871                                     .993
   45577.250595                                     .994
   45577.252401                                     .987
   45577.254137                                     .973
   45577.256429                                     .986
   45577.258234                                    1.001
   45577.260271                                     .997
   45577.263095                                     .982
   45577.264970                                     .926
   45577.266568                                     .956
   45577.268929                                     .963
   45577.270526                                     .976
   45577.272262                                     .961
   45577.274623                                     .940
   45577.276290                                     .928
   45577.278234                                     .926
   45577.280815                                     .914
   45577.282401                                     .910
   45577.284207                                     .925
   45577.286498                                     .932
   45577.288188                                     .908
   45577.290179                                     .919
   45577.292540                                     .921
   45577.295040                                     .933
   45577.296082                                     .934
   45577.301301                                     .946
   45577.305873                                     .935
   45577.308720                                     .968
   45577.310595                                     .926
   45577.312540                                     .949
   45577.315943                                     .918
   45577.318095                                     .919
   45577.319762                                     .929

 date 01.09.83    Min II       (IT CAS - "C2")

                                                    dmV

   45579.310182                                    .986
   45579.311918                                   1.009
   45579.313515                                   1.007
   45579.315113                                    .959
   45579.316432                                    .996
   45579.318515                                   1.013
   45579.319765                                   1.022
   45579.321166                                    .989
   45579.322890                                   1.030
   45579.324140                                   1.002
   45579.326224                                   1.059
   45579.328099                                   1.033
   45579.330321                                   1.062
   45579.331710                                   1.062
   45579.338029                                   1.070
   45579.339349                                   1.109
   45579.341293                                   1.097
   45579.342543                                   1.132
   45579.344083                                   1.092
   45579.345182                                   1.140
   45579.347196                                   1.118
   45579.348793                                   1.125
   45579.350113                                   1.163
   45579.352404                                   1.171
   45579.354140                                   1.199
   45579.355599                                   1.178
   45579.356988                                   1.165
   45579.358932                                   1.191
   45579.360390                                   1.235
   45579.362335                                   1.196
   45579.364117                                   1.197
   45579.367057                                   1.245
   45579.368724                                   1.266
   45579.370252                                   1.248
   45579.371860                                   1.253
   45579.374071                                   1.285
   45579.375668                                   1.304
   45579.377682                                   1.285
   45579.378793                                   1.348
   45579.380668                                   1.315
   45579.381988                                   1.321
   45579.383307                                   1.325
   45579.384696                                   1.338
   45579.386640                                   1.374
   45579.387960                                   1.377
   45579.389418                                   1.404
   45579.393145                                   1.445
   45579.394488                                   1.409
   45579.395946                                   1.460
   45579.398793                                   1.481
   45579.400946                                   1.486
   45579.402960                                   1.490
   45579.404488                                   1.484
   45579.406293                                   1.502
   45579.409071                                   1.504
   45579.410738                                   1.520
   45579.412404                                   1.564
   45579.414557                                   1.547
   45579.416837                                   1.544

                               dmU       dmB       dmV

   45579.421085               1.603     1.746     1.600
   45579.424210               1.694     1.751     1.610
   45579.428932               1.694     1.753     1.623
   45579.431849               1.737     1.713     1.575

 date 03.09.83      Min I     (IT CAS - "C2")

                                                    dmV

   45581.192755                                   1.101
   45581.195185                                   1.094
   45581.196574                                   1.095
   45581.197963                                   1.075
   45581.199977                                   1.131
   45581.201435                                   1.098
   45581.202824                                   1.137
   45581.209005                                   1.144
   45581.210324                                   1.157
   45581.212060                                   1.187
   45581.213310                                   1.191
   45581.214560                                   1.173
   45581.216435                                   1.194
   45581.217755                                   1.209
   45581.219849                                   1.203
   45581.221435                                   1.231
   45581.222824                                   1.216
   45581.224907                                   1.237
   45581.226435                                   1.228
   45581.227824                                   1.304
   45581.229699                                   1.313
   45581.231088                                   1.352
   45581.232546                                   1.317
   45581.233796                                   1.306
   45581.235810                                   1.351
   45581.237130                                   1.336
   45581.238657                                   1.352
   45581.240255                                   1.342
   45581.243796                                   1.368
   45581.245046                                   1.373
   45581.246991                                   1.379
   45581.248241                                   1.384
   45581.249768                                   1.444
   45581.251921                                   1.440
   45581.253171                                   1.431
   45581.254352                                   1.472
   45581.256157                                   1.462
   45581.257477                                   1.464
   45581.259005                                   1.544
   45581.260949                                   1.523
   45581.262338                                   1.509
   45581.268657                                   1.537
   45581.270185                                   1.576
   45581.271505                                   1.582
   45581.275116                                   1.572
   45581.279213                                   1.585
   45581.283171                                   1.619
   45581.290741                                   1.585
   45581.292616                                   1.572
   45581.294155                                   1.532
   45581.295949                                   1.513
   45581.299016                                   1.496
   45581.302477                                   1.463
   45581.303866                                   1.492
   45581.306227                                   1.459
   45581.307546                                   1.431
   45581.309421                                   1.476
   45581.311227                                   1.406
   45581.312546                                   1.404
   45581.314699                                   1.382
   45581.316574                                   1.415
   45581.318102                                   1.346
   45581.319421                                   1.364
   45581.321435                                   1.376
   45581.323032                                   1.353
   45581.324421                                   1.330


The observations have carried out in Alma-Ata  on the 50-cm reflector with  
the WBVR-fotometer

1988 year

    date 10.04.88 

     the magnitudes of "c1" have been obtained used  WBVR-standard  HD 6798

                              W         B         V         R

   47261.43819               11.433    11.290    10.886    10.532
   47261.44722               11.427    11.303    10.884    10.545

      the magnitudes of CO Cep have been obtained used  WBVR-standard HD 6798

                              W         B         V         R      
        
   47261.44200               12.319    12.372    11.848    11.362

1993 year

 date 22.08.93 Min  I   (IT CAS - "C2")

 JDH                          dmW      dmB        dmV       dmR


   49222.252680                .947     1.256     1.052      .943
   49222.258259               1.035     1.293     1.058      .960
   49222.263502                .856     1.323     1.095     1.000
   49222.270007               1.013     1.321     1.103     1.025
   49222.274532                .866     1.368     1.138     1.021
   49222.278247               1.054     1.418     1.158     1.061
   49222.280944               1.345     1.427     1.175     1.098
   49222.285215               1.144     1.440     1.243     1.109
   49222.288548               1.321     1.479     1.253     1.135
   49222.292379               1.593     1.512     1.274     1.160
   49222.296500               1.434     1.534     1.298     1.196
   49222.299983               1.274     1.560     1.301     1.229
   49222.304486               1.220     1.603     1.348     1.257
   49222.307946               1.504     1.599     1.378     1.317
   49222.310736               1.379     1.624     1.400     1.309
   49222.313814               1.418     1.631     1.399     1.323
   49222.317310               1.389     1.706     1.432     1.352
   49222.321095               1.215     1.706     1.445     1.349
   49222.321835                                   1.455     1.358
   49222.328733                                   1.495     1.401
   49222.332993                                   1.512     1.394
   49222.336349                                   1.514     1.393
   49222.339220                                   1.491     1.418
   49222.341650                                   1.471     1.405
   49222.344648                                   1.476     1.378
   49222.347669                                   1.444     1.357
   49222.352993                                   1.400     1.340
   49222.357194                                   1.354     1.290
   49222.360203                                   1.350     1.298
   49222.363722                                   1.365     1.244
   49222.367530                                   1.318     1.202
   49222.370863                                   1.282     1.189
   49222.373780                                   1.291     1.173
   49222.376488                                   1.252     1.177
   49222.380273                                   1.238     1.150
   49222.383155                                   1.225     1.122
   49222.386060                                   1.210     1.084
   49222.389034                                   1.204     1.128
   49222.391708                                   1.204     1.084
   49222.396743                                   1.158     1.050
   49222.399463                                   1.124     1.067
   49222.402773                                   1.105     1.037
   49222.406095                                   1.097      .992
   49222.410250                                   1.044      .972
   49222.413201                                   1.041      .929
   49222.416083                                   1.042      .935
   49222.419590                                   1.008      .902
   49222.422715                                   1.013      .919
   49222.427321                                    .989      .906

 date 03.09.93   outside min       (IT CAS - "C2")

 JDH                           dmW      dmB        dmV       dmR


   49234.221833                .677     1.121      .940      .802
   49234.225328                .935     1.126      .925      .796
   49234.228176                .737     1.061      .921      .829
   49234.231266                .761     1.110      .961      .801
   49234.233928                .899     1.023      .928      .816


 date 08.09.93    outside min      (IT CAS - "C2")

 JDH                           dmW      dmB        dmV       dmR

   49239.429951              .657     1.111      .930      .811
   49239.435356              .679     1.054      .910      .801


 date 18.09.93    Min II      (IT CAS - "C2")

 JDH                          dmW     dmB        dmV       dmR


   49249.241066                1.115     1.108      .892      .790
   49249.244249                 .869     1.060      .911      .804
   49249.253682                 .781     1.051      .923      .780
   49249.268879                 .790      .973      .911      .805
   49249.273427                 .771     1.023      .902      .821
   49249.276795                 .893     1.058      .916      .789
   49249.288369                1.299     1.056      .915      .801
   49249.296031                1.109     1.077      .896      .792
   49249.308091                 .861     1.084      .904      .793
   49249.314087                1.280     1.128      .938      .797
   49249.316691                 .905     1.103      .908      .815
   49249.323404                 .727      .978      .930      .828
   49249.327142                1.192     1.179      .964      .822
   49249.329666                1.027     1.210      .954      .855
   49249.334052                 .982     1.167      .952      .857
   49249.336656                 .884     1.250      .950      .831
   49249.339677                 .828     1.185      .980      .869
   49249.342304                1.023     1.269      .957      .894
   49249.345811                 .915     1.249      .982      .886
   49249.350869                1.072     1.267     1.039      .931
   49249.353450                 .772     1.273     1.030      .919
   49249.355927                1.024     1.330     1.030      .941
   49249.358462                 .965     1.232     1.061      .921
   49249.361147                1.182     1.255     1.062      .965
   49249.364376                 .827     1.170     1.114     1.002
   49249.368994                 .959     1.299     1.093     1.009
   49249.372200                 .997     1.357     1.123     1.012
   49249.374909                 .848     1.419     1.114     1.014
   49249.377524                 .976     1.467     1.173     1.025
   49249.381402                 .855     1.405     1.168     1.040
   49249.384712                1.203     1.454     1.172     1.076
   49249.387605                 .881     1.433     1.197     1.101
   49249.390001                1.209     1.530     1.218     1.114
   49249.392987                1.105     1.558     1.250     1.153
   49249.398219                1.118     1.559     1.277     1.150
   49249.401170                1.036     1.572     1.310     1.191
   49249.404978                 .998     1.513     1.343     1.217
   49249.409098                1.157     1.645     1.367     1.258
   49249.412200                1.135     1.622     1.389     1.280
   49249.415522                1.604     1.648     1.386     1.293
   49249.418508                1.284     1.670     1.416     1.322
   49249.441078                1.541     1.764     1.523     1.395
   49249.444272                1.390     1.751     1.497     1.386
   49249.447710                1.412     1.690     1.472     1.355
   49249.451541                1.489     1.694     1.485     1.354
   49249.457513                1.262     1.589     1.444     1.327
   49249.461089                1.584     1.626     1.426     1.315
   49249.463589                1.191     1.702     1.424     1.345
   49249.467235                1.412     1.644     1.382     1.276
   49249.469504                1.282     1.609     1.383     1.290
   49249.472918                1.118     1.548     1.356     1.262
   49249.475580                1.393     1.496     1.340     1.231

 date 14.12.93  Min II  (IT CAS - "C2")

 JDH                           dmW     dmB        dmV       dmR

   49336.227004                         1.158      .990      .863
   49336.230708                         1.187     1.006      .894
   49336.234886                         1.179     1.039      .925
   49336.241368                         1.183     1.051      .899
   49336.244921                         1.223     1.062      .939
   49336.248289                         1.232     1.062      .933
   49336.253706                         1.253     1.072      .993
   49336.257571                         1.268     1.109     1.006
   49336.260928                         1.329     1.151     1.031
   49336.266588                         1.363     1.183     1.075
   49336.270465                         1.372     1.213     1.102
   49336.274030                         1.392     1.242     1.091
   49336.279076                         1.447     1.254     1.117
   49336.282560                         1.494     1.309     1.195
   49336.294956                         1.567     1.356     1.221
   49336.299412                         1.588     1.422     1.308
   49336.314192                         1.717     1.533     1.385
   49336.323509                         1.739     1.528     1.401
   49336.331472                         1.741     1.549     1.411
   49336.335488                         1.705     1.517     1.352
   49336.352247                         1.644     1.412     1.279
   49336.364365                         1.503     1.341     1.238
   49336.380187                         1.418     1.223     1.096
   49336.390627                         1.335     1.168     1.029
   49336.395106                         1.340     1.155     1.013
   49336.399053                         1.283     1.131      .985
   49336.410060                         1.211     1.060      .967
   49336.422178                         1.123      .989      .875
   49336.429122                         1.110      .985      .838
   49336.434261                         1.080      .940      .847
   49336.446345                         1.063      .946      .803
   49336.450916                         1.080      .940      .819
   49336.457710                         1.064      .916      .760
   49336.462074                         1.042      .897      .771
   49336.465847                         1.053      .889      .765
   49336.471958                         1.076      .906      .814
   49336.477745                         1.075      .930      .802
   49336.484817                         1.047      .892      .781


 date 15.12.93   outside min       (IT CAS - "C2")

 JDH                           dmW     dmB        dmV       dmR

   49337.163309               .699     1.068      .913      .793
   49337.169165               .618     1.067      .884      .789

      the magnitudes of "c1" have been obtained used  WBVR-standard  HD 17948

                              W         B         V         R

   49337.160149              10.855    11.334    10.918    10.559
   49337.165461              11.004    11.326    10.921    10.564
   49337.171434              10.866    11.331    10.893    10.558

      the magnitudes of CO Cep have been obtained used  WBVR-standard HD 17948

                              W         B         V         R      
        
   49337.163309              11.629    12.398    11.833    11.354
   49337.169165              11.553    12.389    11.798    11.350
End