{"count":59630,"next":"https://online-go.com/api/v1/tournaments/?format=json&ordering=subsequent_pairing_method&page=108","previous":"https://online-go.com/api/v1/tournaments/?format=json&ordering=subsequent_pairing_method&page=106","results":[{"id":58723,"name":"1st Test tournament","director":{"id":516434,"username":"komiks","country":"ph","icon":"https://secure.gravatar.com/avatar/d511babe68649bcf24c1eb4a17d49c33?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1201.7141544608708,"deviation":83.60172971679465,"volatility":0.059990494759092246}},"ranking":19.17065426933123,"professional":false,"ui_class":""},"description":"A test of making a tournament. Friendly competition.","schedule":null,"title":null,"tournament_type":"swiss","handicap":0,"rules":"japanese","time_per_move":73,"time_control_parameters":{"system":"byoyomi","time_control":"byoyomi","speed":"live","pause_on_weekends":false,"main_time":1200,"period_time":60,"periods":5},"is_open":true,"exclude_provisional":false,"group":{"id":2947,"name":"Go Pinas! Go Federation of the Philippines","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":true,"hide_details":false,"member_count":81,"icon":"https://user-uploads.online-go.com/e6b4bad27ab6ab8c5a46e964ceef3bdc-64.png"},"auto_start_on_max":false,"time_start":"2020-04-09T13:00:00Z","players_start":8,"first_pairing_method":"random","subsequent_pairing_method":"random","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2020-04-09T12:59:36.268250Z","ended":"2020-04-09T16:24:23.113341Z","start_waiting":"2020-04-09T12:59:35.014096Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/e6b4bad27ab6ab8c5a46e964ceef3bdc-15.png","player_count":6,"ranked":true},{"id":37078,"name":"05/09/2018","director":{"id":21742,"username":"დათო","country":"ge","icon":"https://user-uploads.online-go.com/f776102223e8d2cd0c3eeab1eea726ff-64.png","ratings":{"version":5,"overall":{"rating":2188.217274395995,"deviation":97.40479902700517,"volatility":0.06013689069472163}},"ranking":33.04533320130458,"professional":false,"ui_class":""},"description":"05/09/2018","schedule":null,"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"chinese","time_per_move":41,"time_control_parameters":{"period_time":40,"main_time":120,"system":"byoyomi","pause_on_weekends":false,"time_control":"byoyomi","periods":5,"speed":"live"},"is_open":true,"exclude_provisional":false,"group":{"id":692,"name":"Georgia - საქართველოს გოს ფედერაცია","summary":"საქართველოს გოს ფედერაციის ჯგუფში გაწევრიანება შეუძლიათ მხოლოდ საქართველოს  მოქალაქეებს, რომლებიც დარეგისტრირებულები არიან ამ საიტზე და პროფილში მითითებული აქვთ სახელი და გვარი.","require_invitation":false,"is_public":false,"admin_only_tournaments":false,"hide_details":false,"member_count":268,"icon":"https://user-uploads.online-go.com/6a63e1cd3341783b3bb281cb4a0908c7-64.png"},"auto_start_on_max":false,"time_start":"2018-05-09T18:00:00Z","players_start":2,"first_pairing_method":"random","subsequent_pairing_method":"random","min_ranking":5,"max_ranking":38,"analysis_enabled":false,"exclusivity":"open","started":"2018-05-10T10:05:21.430896Z","ended":"2018-05-10T10:10:54.290438Z","start_waiting":"2018-05-10T10:05:21.166230Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/6a63e1cd3341783b3bb281cb4a0908c7-15.png","player_count":2,"ranked":true},{"id":58067,"name":"27.03.2020 ქართველების ტურნირი","director":{"id":21742,"username":"დათო","country":"ge","icon":"https://user-uploads.online-go.com/f776102223e8d2cd0c3eeab1eea726ff-64.png","ratings":{"version":5,"overall":{"rating":2188.217274395995,"deviation":97.40479902700517,"volatility":0.06013689069472163}},"ranking":33.04533320130458,"professional":false,"ui_class":""},"description":"ორ წაგებაზე გავარდნა","schedule":null,"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"chinese","time_per_move":60,"time_control_parameters":{"system":"byoyomi","time_control":"byoyomi","speed":"live","pause_on_weekends":false,"main_time":60,"period_time":60,"periods":5},"is_open":true,"exclude_provisional":false,"group":{"id":692,"name":"Georgia - საქართველოს გოს ფედერაცია","summary":"საქართველოს გოს ფედერაციის ჯგუფში გაწევრიანება შეუძლიათ მხოლოდ საქართველოს  მოქალაქეებს, რომლებიც დარეგისტრირებულები არიან ამ საიტზე და პროფილში მითითებული აქვთ სახელი და გვარი.","require_invitation":false,"is_public":false,"admin_only_tournaments":false,"hide_details":false,"member_count":268,"icon":"https://user-uploads.online-go.com/6a63e1cd3341783b3bb281cb4a0908c7-64.png"},"auto_start_on_max":false,"time_start":"2020-03-27T18:30:00Z","players_start":2,"first_pairing_method":"random","subsequent_pairing_method":"random","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2020-03-27T18:30:05.894476Z","ended":"2020-03-27T19:30:30.740339Z","start_waiting":"2020-03-27T18:30:05.420426Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/6a63e1cd3341783b3bb281cb4a0908c7-15.png","player_count":5,"ranked":true},{"id":129555,"name":"Cờ vây Cội Rễ","director":{"id":1175287,"username":"chidang2608","country":"un","icon":"https://secure.gravatar.com/avatar/0ef695d0520bc537030d9a2f97814c12?s=64&d=retro","ratings":{"version":5,"overall":{"rating":951.5115782202788,"deviation":132.63901451687053,"volatility":0.0600144169468647}},"ranking":13.766230665393369,"professional":false,"ui_class":""},"description":"🏁 Giải đấu Cờ vây Cội Rễ – 9x9\n\n🔸 Thời gian bắt đầu: 18h00 ngày 22/06/2025\n🔸 Hình thức thi đấu: Trực tiếp, chia theo hệ McMahon\n🔸 Bàn cờ: 9x9 – phù hợp với người mới chơi hoặc thi đấu tốc độ\n🔸 Luật thi đấu: Luật Nhật Bản\n🔸 Số vòng: 6 vòng đấu\n🔸 Cách xếp cặp:\n\nVòng đầu: Ngẫu nhiên\n\nCác vòng sau: Ngẫu nhiên (hệ thống sẽ tránh gặp lại đối thủ cũ nếu có thể)\n\n🔸 Thời gian thi đấu mỗi trận:\n\nHệ Fischer: 3 phút ban đầu + 25 giây cộng thêm mỗi nước đi\n\nTổng thời gian tối đa: 30 phút/trận\n\n🔸 Trình độ tham gia: Từ 25 Kyu đến 9 Dan\n🔸 Giải mở cho mọi người, có chấp nhận người chơi chưa ổn định cấp bậc\n🔸 Cho phép phân tích và lập kế hoạch sau trận để học hỏi, phát triển","schedule":null,"title":null,"tournament_type":"mcmahon","handicap":0,"rules":"japanese","time_per_move":31,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"live","pause_on_weekends":false,"time_increment":25,"initial_time":180,"max_time":1800},"is_open":true,"exclude_provisional":false,"group":{"id":15415,"name":"Cờ vây Cội Rễ","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":true,"hide_details":true,"member_count":7,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":false,"time_start":"2025-06-22T14:00:00Z","players_start":6,"first_pairing_method":"random","subsequent_pairing_method":"random","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2025-06-22T14:00:27.633220Z","ended":"2025-06-22T14:16:04.928967Z","start_waiting":"2025-06-22T14:00:27.481673Z","board_size":9,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":10,"ranked":true},{"id":111854,"name":"19x19 Open D.E. Cup #59","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1257.5002115132957,"deviation":70.5314527460033,"volatility":0.060215261717849605}},"ranking":20.22112699556229,"professional":false,"ui_class":""},"description":"Double-Elimination tournament for everyone. It will be started as soon as 8 players will join it.\n\nPrevious winners: https://online-go.com/group/12599","schedule":null,"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","time_per_move":88451,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","time_increment":86400,"initial_time":259200,"max_time":604800},"is_open":true,"exclude_provisional":false,"group":{"id":12599,"name":"GO Special Tournaments","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":72,"icon":"https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png"},"auto_start_on_max":true,"time_start":"2024-01-28T22:00:00Z","players_start":8,"first_pairing_method":"random","subsequent_pairing_method":"random","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2024-01-25T15:26:41.394154Z","ended":"2025-05-23T19:39:21.518378Z","start_waiting":"2024-01-25T15:26:41.297457Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png","player_count":8,"ranked":true},{"id":135709,"name":"CHEERFUL GO #120 Single Elimination","director":{"id":1220803,"username":"nobhaete","country":"cn","icon":"https://user-uploads.online-go.com/1565c13b341c9b8bea6066bd85481ee6-64.png","ratings":{"version":5,"overall":{"rating":1947.4208081946103,"deviation":70.26382052584749,"volatility":0.05983231025656678}},"ranking":30.34647500092314,"professional":false,"ui_class":""},"description":"Hi everyone, welcome and have fun!\n\nPAUSE/ VACATION = DISQUALIFICATION! If your opponent pauses or has a vacation, or you have any question, please contact nobhaete.\n\nSingle elimination tournament every Thursday.","schedule":null,"title":null,"tournament_type":"elimination","handicap":0,"rules":"chinese","time_per_move":43884,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":false,"time_increment":43200,"initial_time":86400,"max_time":172800},"is_open":true,"exclude_provisional":true,"group":{"id":12619,"name":"Happy Go!!!","summary":"Feel free to join and create tournaments！\nCreate tournaments = admin\n\nDouble Elimination tournaments every Sunday    \nSingle Elimination tournaments every Thursday\n\nHAPPY","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":71,"icon":"https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-64.png"},"auto_start_on_max":false,"time_start":"2026-01-01T04:00:00Z","players_start":4,"first_pairing_method":"random","subsequent_pairing_method":"random","min_ranking":5,"max_ranking":34,"analysis_enabled":true,"exclusivity":"open","started":"2026-01-01T04:00:46.206390Z","ended":"2026-03-02T17:19:55.147819Z","start_waiting":"2026-01-01T04:00:46.142447Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-15.png","player_count":7,"ranked":true},{"id":114635,"name":"19x19 New Zealand Handicap D.E. #9","director":{"id":178104,"username":"dexonsmith","country":"ca","icon":"https://user-uploads.online-go.com/448e520df4ffd817b1802a450a4c9058-64.png","ratings":{"version":5,"overall":{"rating":1390.7732166446785,"deviation":67.55416504748428,"volatility":0.06064009346038413}},"ranking":22.55312076827671,"professional":false,"ui_class":"supporter"},"description":"All players welcome. 8 players. Starts only when full.\n\nNew Zealand rules. 19x19 board. Handicap games. Double-elimination.\n\nFor more tournaments and ladders with New Zealand rules: <https://online-go.com/group/14024>","schedule":null,"title":null,"tournament_type":"double_elimination","handicap":-1,"rules":"nz","time_per_move":88451,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","time_increment":86400,"initial_time":259200,"max_time":604800},"is_open":true,"exclude_provisional":false,"group":{"id":14024,"name":"New Zealand Ladders","summary":"Group for ladders and tournaments that use New Zealand rules.","require_invitation":false,"is_public":true,"admin_only_tournaments":true,"hide_details":false,"member_count":80,"icon":"https://user-uploads.online-go.com/6d3f1240da125f52148d02ea549146da-64.png"},"auto_start_on_max":true,"time_start":"2024-04-13T00:19:00Z","players_start":8,"first_pairing_method":"random","subsequent_pairing_method":"random","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2024-04-11T14:51:00.423395Z","ended":"2025-01-15T21:40:18.005078Z","start_waiting":"2024-04-11T14:51:00.282516Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/6d3f1240da125f52148d02ea549146da-15.png","player_count":8,"ranked":true},{"id":58196,"name":"COVID19 - 2","director":{"id":749555,"username":"dragon111","country":"us","icon":"https://user-uploads.online-go.com/68dfd5a7b8f4721aabf24ea8bcffe5b2-64.png","ratings":{"version":5,"overall":{"rating":980.1756580501539,"deviation":74.00073354501386,"volatility":0.06000316632211795}},"ranking":14.45332135653002,"professional":false,"ui_class":""},"description":"just bored, COVID19 sucks, go help, more go","schedule":null,"title":null,"tournament_type":"double_elimination","handicap":-1,"rules":"japanese","time_per_move":30,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"live","pause_on_weekends":false,"time_increment":30,"initial_time":30,"max_time":1800},"is_open":true,"exclude_provisional":true,"group":{"id":25,"name":"Go Basics","summary":"A learning and teaching environment for players of all strengths with emphasis on tournaments and game reviews. Come teach, learn, and have fun!","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":17956,"icon":"https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-64.png"},"auto_start_on_max":false,"time_start":"2020-04-04T23:00:00Z","players_start":16,"first_pairing_method":"random","subsequent_pairing_method":"random","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2020-04-06T17:55:09.232125Z","ended":"2020-04-06T18:08:57.014464Z","start_waiting":"2020-04-06T17:55:07.378098Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/88a1228e25c41184ceaf4c4683299256-15.png","player_count":16,"ranked":true},{"id":114547,"name":"HAPPY GO #65 Double Elimination","director":{"id":1220803,"username":"nobhaete","country":"cn","icon":"https://user-uploads.online-go.com/1565c13b341c9b8bea6066bd85481ee6-64.png","ratings":{"version":5,"overall":{"rating":1947.4208081946103,"deviation":70.26382052584749,"volatility":0.05983231025656678}},"ranking":30.34647500092314,"professional":false,"ui_class":""},"description":"Hi everyone, welcome and have FUN!\n\nPAUSE/ VACATION = DISQUALIFICATION! If your opponent pauses or has a vacation, or you have any question, please contact nobhaete.\n\nDouble elimination tournament every Sunday.","schedule":null,"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"chinese","time_per_move":43884,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":false,"time_increment":43200,"initial_time":86400,"max_time":172800},"is_open":true,"exclude_provisional":true,"group":{"id":12619,"name":"Happy Go!!!","summary":"Feel free to join and create tournaments！\nCreate tournaments = admin\n\nDouble Elimination tournaments every Sunday    \nSingle Elimination tournaments every Thursday\n\nHAPPY","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":71,"icon":"https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-64.png"},"auto_start_on_max":false,"time_start":"2024-04-07T04:00:00Z","players_start":4,"first_pairing_method":"random","subsequent_pairing_method":"random","min_ranking":5,"max_ranking":34,"analysis_enabled":true,"exclusivity":"open","started":"2024-04-07T04:00:44.146053Z","ended":"2024-05-19T13:57:58.423695Z","start_waiting":"2024-04-07T04:00:44.069406Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/6075a51acf2316ac03f5b309db5f3953-15.png","player_count":4,"ranked":true},{"id":109925,"name":"19x19 Open D.E. Cup #51","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1257.5002115132957,"deviation":70.5314527460033,"volatility":0.060215261717849605}},"ranking":20.22112699556229,"professional":false,"ui_class":""},"description":"Double-Elimination tournament for everyone. It will be started as soon as 8 players will join it.\n\nPrevious winners: https://online-go.com/group/12599","schedule":null,"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","time_per_move":88451,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","time_increment":86400,"initial_time":259200,"max_time":604800},"is_open":true,"exclude_provisional":false,"group":{"id":12599,"name":"GO Special Tournaments","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":72,"icon":"https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-64.png"},"auto_start_on_max":true,"time_start":"2023-12-03T22:00:00Z","players_start":8,"first_pairing_method":"random","subsequent_pairing_method":"random","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2023-12-03T11:40:06.432196Z","ended":"2024-04-26T13:21:41.024731Z","start_waiting":"2023-12-03T11:40:06.313601Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/02eb72b0992a3db1053a7c08c080d81b-15.png","player_count":8,"ranked":true}]}