{"count":59589,"next":"https://online-go.com/api/v1/tournaments?format=json&ordering=subsequent_pairing_method&page=1220","previous":"https://online-go.com/api/v1/tournaments?format=json&ordering=subsequent_pairing_method&page=1218","results":[{"id":87926,"name":"Kepler Stadt Weil der Stadt","director":{"id":134125,"username":"mitava","country":"at","icon":"https://user-uploads.online-go.com/dd82ab9bd8acf39be51899ddbe1804ee-64.png","ratings":{"version":5,"overall":{"rating":795.749506096934,"deviation":64.73207371690647,"volatility":0.05991569543649287}},"ranking":9.627765134000988,"professional":false,"ui_class":""},"description":"19x19","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":89280,"time_control_parameters":{"system":"byoyomi","time_control":"byoyomi","speed":"correspondence","pause_on_weekends":true,"main_time":259200,"period_time":86400,"periods":5},"is_open":true,"exclude_provisional":true,"group":{"id":23,"name":"German Group","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":357,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":true,"time_start":"2022-03-29T08:00:00Z","players_start":3,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":13,"max_ranking":15,"analysis_enabled":true,"exclusivity":"open","started":"2022-03-29T08:25:47.499462Z","ended":"2022-03-29T13:09:12.571061Z","start_waiting":"2022-03-29T08:25:47.424314Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":3,"ranked":true},{"id":87933,"name":"19x19","director":{"id":1116912,"username":"Marvel Ng 2022","country":"hk","icon":"https://user-uploads.online-go.com/e1a5975b67b27eb9fccabb08996995c6-64.png","ratings":{"version":5,"overall":{"rating":969.0483551252452,"deviation":64.2643210877604,"volatility":0.05999031014420976}},"ranking":14.189011190836165,"professional":false,"ui_class":""},"description":"19x19","schedule":null,"title":null,"tournament_type":"swiss","handicap":0,"rules":"japanese","time_per_move":31,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"live","pause_on_weekends":false,"time_increment":30,"initial_time":120,"max_time":300},"is_open":true,"exclude_provisional":false,"group":{"id":515,"name":"OGS Title Tournaments","summary":"Would you like to compete with hundreds of players in epic tournaments and become the Honinbo, Meijin, Kisei, Tianyuan, Mingren or Kuksu? Join us!","require_invitation":false,"is_public":true,"admin_only_tournaments":true,"hide_details":false,"member_count":2976,"icon":"https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-64.png"},"auto_start_on_max":false,"time_start":"2022-03-29T10:30:00Z","players_start":1,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2022-03-29T10:30:55.480132Z","ended":"2022-03-29T11:13:06.945572Z","start_waiting":"2022-03-29T10:30:55.424537Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-15.png","player_count":3,"ranked":true},{"id":90743,"name":"Correspondence 9x9 RoundRobin 2022-06-02 19:00","director":{"id":4,"username":"matburt","country":"us","icon":"https://secure.gravatar.com/avatar/a87ff679a2f3e71d9181a67b7542122c?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1125.8827017028436,"deviation":78.19731452501959,"volatility":0.06006087171771568}},"ranking":17.66169912212786,"professional":false,"ui_class":"supporter moderator admin"},"description":"Automatic Sitewide Tournament","schedule":{"id":5,"name":"Correspondence 9x9 RoundRobin","rrule":"DTSTART:20260508T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3","active":true,"created":"2015-02-20T05:56:18.340749Z","last_run":"2026-05-08T19:00:49.607793Z","lead_time_seconds":86400,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","size":9,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"pause_on_weekends":true,"max_time":259200,"time_increment":86400},"min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclude_provisional":true,"players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","settings":{"num_rounds":"3","upper_bar":"20","lower_bar":"10","group_size":"3","maximum_players":10},"next_run":"2026-05-11T19:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":89280,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"pause_on_weekends":true,"max_time":259200,"time_increment":86400},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2022-06-02T19:00:30.468811Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2022-06-02T19:00:33.190424Z","ended":"2022-06-23T01:31:50.067379Z","start_waiting":"2022-06-02T19:00:33.038206Z","board_size":9,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png","player_count":5,"ranked":true},{"id":98257,"name":"Correspondence 9x9 RoundRobin 2022-12-26 19:00","director":{"id":4,"username":"matburt","country":"us","icon":"https://secure.gravatar.com/avatar/a87ff679a2f3e71d9181a67b7542122c?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1125.8827017028436,"deviation":78.19731452501959,"volatility":0.06006087171771568}},"ranking":17.66169912212786,"professional":false,"ui_class":"supporter moderator admin"},"description":"Automatic Sitewide Tournament","schedule":{"id":5,"name":"Correspondence 9x9 RoundRobin","rrule":"DTSTART:20260508T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3","active":true,"created":"2015-02-20T05:56:18.340749Z","last_run":"2026-05-08T19:00:49.607793Z","lead_time_seconds":86400,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","size":9,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"pause_on_weekends":true,"max_time":259200,"time_increment":86400},"min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclude_provisional":true,"players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","settings":{"num_rounds":"3","upper_bar":"20","lower_bar":"10","group_size":"3","maximum_players":10},"next_run":"2026-05-11T19:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":95543,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"pause_on_weekends":true,"max_time":259200,"time_increment":86400},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2022-12-26T19:00:42.095224Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2022-12-26T19:00:42.821139Z","ended":"2023-01-09T22:08:13.336078Z","start_waiting":"2022-12-26T19:00:42.334790Z","board_size":9,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png","player_count":9,"ranked":true},{"id":92380,"name":"Praha 1","director":{"id":134125,"username":"mitava","country":"at","icon":"https://user-uploads.online-go.com/dd82ab9bd8acf39be51899ddbe1804ee-64.png","ratings":{"version":5,"overall":{"rating":795.749506096934,"deviation":64.73207371690647,"volatility":0.05991569543649287}},"ranking":9.627765134000988,"professional":false,"ui_class":""},"description":"19x19","schedule":null,"title":null,"tournament_type":"swiss","handicap":0,"rules":"japanese","time_per_move":89280,"time_control_parameters":{"system":"byoyomi","time_control":"byoyomi","speed":"correspondence","pause_on_weekends":true,"main_time":259200,"period_time":86400,"periods":5},"is_open":true,"exclude_provisional":true,"group":{"id":31,"name":"Český pokoj","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":49,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":true,"time_start":"2022-07-14T15:00:00Z","players_start":3,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":12,"max_ranking":18,"analysis_enabled":true,"exclusivity":"open","started":"2022-07-13T11:54:08.482429Z","ended":"2023-04-05T09:14:47.379392Z","start_waiting":"2022-07-13T11:54:08.357053Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":6,"ranked":true},{"id":47890,"name":"hi go","director":{"id":635929,"username":"gooooooogoo","country":"un","icon":"https://user-uploads.online-go.com/9e3d33a6ecea0ce3d641e46c22094ee2-64.png","ratings":{"version":5,"overall":{"rating":1606.8005296785389,"deviation":100.40120343913256,"volatility":0.060023888157475384}},"ranking":25.895635594886453,"professional":false,"ui_class":""},"description":"have fun","schedule":null,"title":null,"tournament_type":"elimination","handicap":0,"rules":"japanese","time_per_move":89280,"time_control_parameters":{"system":"fischer","time_control":"fischer","initial_time":259200,"max_time":604800,"time_increment":86400,"speed":"correspondence"},"is_open":true,"exclude_provisional":true,"group":{"id":3114,"name":"i love go","summary":"","require_invitation":true,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":9,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":false,"time_start":"2019-04-28T12:00:00Z","players_start":2,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":24,"analysis_enabled":true,"exclusivity":"open","started":"2019-04-28T13:23:07.867398Z","ended":"2019-05-09T09:18:05.162905Z","start_waiting":"2019-04-28T13:23:07.666076Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":2,"ranked":true},{"id":91870,"name":"Blitz","director":{"id":1124710,"username":"Krios.","country":"ca","icon":"https://user-uploads.online-go.com/780748ce99b865915ca35d43164a4e94-64.png","ratings":{"version":5,"overall":{"rating":1245.1005841409792,"deviation":63.70392173609972,"volatility":0.06008790899354921}},"ranking":19.991722670953084,"professional":false,"ui_class":""},"description":"Tournament","schedule":null,"title":null,"tournament_type":"mcmahon","handicap":0,"rules":"japanese","time_per_move":10,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"live","pause_on_weekends":false,"time_increment":10,"initial_time":30,"max_time":60},"is_open":true,"exclude_provisional":true,"group":{"id":11990,"name":"Ai study","summary":"For players who play/study strong AI to discuss and connect.","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":2,"icon":"https://user-uploads.online-go.com/02c17ea82586becd8e82dc77b0aa1c1a-64.png"},"auto_start_on_max":false,"time_start":"2022-06-30T23:12:00Z","players_start":2,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2022-06-30T23:12:40.030953Z","ended":"2022-06-30T23:17:52.558693Z","start_waiting":"2022-06-30T23:12:39.943994Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/02c17ea82586becd8e82dc77b0aa1c1a-15.png","player_count":2,"ranked":true},{"id":23244,"name":"Correspondence 13x13 RoundRobin 2016-12-23 01:00","director":{"id":4,"username":"matburt","country":"us","icon":"https://secure.gravatar.com/avatar/a87ff679a2f3e71d9181a67b7542122c?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1125.8827017028436,"deviation":78.19731452501959,"volatility":0.06006087171771568}},"ranking":17.66169912212786,"professional":false,"ui_class":"supporter moderator admin"},"description":"Automatic Sitewide Tournament","schedule":{"id":7,"name":"Correspondence 13x13 RoundRobin","rrule":"DTSTART:20260507T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3","active":true,"created":"2015-02-20T06:00:14.582400Z","last_run":"2026-05-07T19:00:49.261639Z","lead_time_seconds":86400,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","size":13,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"pause_on_weekends":true,"max_time":259200,"time_increment":86400},"min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclude_provisional":true,"players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","settings":{"num_rounds":"3","upper_bar":"20","lower_bar":"10","group_size":"3","maximum_players":10},"next_run":"2026-05-10T19:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":89280,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"max_time":259200,"time_increment":86400},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2016-12-23T01:00:53.759030Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2016-12-23T01:01:16.090268Z","ended":"2017-02-16T09:11:04.569159Z","start_waiting":"2016-12-23T01:01:13.086264Z","board_size":13,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png","player_count":10,"ranked":true},{"id":104487,"name":"Test No.1","director":{"id":912379,"username":"IamRada","country":"_Pirate","icon":"https://user-uploads.online-go.com/4f64541d70d0fa8dca0dbff55c3915ce-64.png","ratings":{"version":5,"overall":{"rating":1326.5765697764955,"deviation":68.85693106278102,"volatility":0.06003148981290922}},"ranking":21.459092342000847,"professional":false,"ui_class":""},"description":"Play for fun 1.","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":78,"time_control_parameters":{"system":"byoyomi","time_control":"byoyomi","speed":"live","pause_on_weekends":false,"main_time":4800,"period_time":40,"periods":1},"is_open":true,"exclude_provisional":true,"group":{"id":13343,"name":"Play for fun!","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":5,"icon":"https://user-uploads.online-go.com/ac09d6f187dfff4e3cd198854a86cf34-64.png"},"auto_start_on_max":false,"time_start":"2023-06-28T12:30:00Z","players_start":3,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"open","started":"2023-06-28T12:30:52.012474Z","ended":"2023-06-28T13:51:48.041254Z","start_waiting":"2023-06-28T12:30:51.824386Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/ac09d6f187dfff4e3cd198854a86cf34-15.png","player_count":5,"ranked":true},{"id":87842,"name":"5 -> 梁日峯 6 -> 葉恩滌","director":{"id":818416,"username":"傳碁學園","country":"un","icon":"https://user-uploads.online-go.com/225f58a6cdd437bb701ba1af0dd7678f-64.png","ratings":{"version":5,"overall":{"rating":1898.3468207617877,"deviation":71.28817954667363,"volatility":0.06041644550084839}},"ranking":29.755630942351214,"professional":false,"ui_class":""},"description":"5 -> 梁日峯\n6 -> 葉恩滌","schedule":null,"title":null,"tournament_type":"swiss","handicap":0,"rules":"japanese","time_per_move":36,"time_control_parameters":{"system":"byoyomi","time_control":"byoyomi","speed":"live","pause_on_weekends":false,"main_time":600,"period_time":30,"periods":5},"is_open":true,"exclude_provisional":false,"group":{"id":7531,"name":"傳碁 C班","summary":"","require_invitation":false,"is_public":false,"admin_only_tournaments":false,"hide_details":true,"member_count":87,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":true,"time_start":"2022-03-27T08:00:00Z","players_start":2,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":false,"exclusivity":"group","started":"2022-03-27T07:53:14.421178Z","ended":"2022-03-27T08:23:58.575339Z","start_waiting":"2022-03-27T07:53:14.369914Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg","player_count":2,"ranked":true}]}