0]{}                                                                                                                                                                                                         NGC 0000   0                                                                               0                                                    0                                            NGC 0000   0              0                               0                                0                 0                                  0                                            NGC 0000   0              0                               0                                                  0                                  0                                            NGC 0000   0              0                               0                                                  0                                  0                                            NGC 0000   0                                              0                                0                 0                                  0                                            