{"count":60515,"next":"https://online-go.com/api/v1/tournaments/?format=json&ordering=-subsequent_pairing_method&page=4504","previous":"https://online-go.com/api/v1/tournaments/?format=json&ordering=-subsequent_pairing_method&page=4502","results":[{"id":125606,"name":"Correspondence 19x19 RoundRobin 2025-02-20 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 Site-wide Tournament","schedule":{"id":6,"name":"Correspondence 19x19 RoundRobin","rrule":"DTSTART:20260804T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3","active":true,"created":"2015-02-20T05:58:31.027016Z","last_run":"2026-08-04T19:00:16.945780Z","lead_time_seconds":86400,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","size":19,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"pause_on_weekends":true,"max_time":432000,"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":"2026-08-07T19:00:00Z","base_points":"10.0"},"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":88451,"time_control_parameters":{"time_control":"fischer","initial_time":259200,"pause_on_weekends":true,"max_time":432000,"time_increment":86400},"is_open":true,"exclude_provisional":true,"group":null,"auto_start_on_max":false,"time_start":"2025-02-20T19:00:25.843630Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2025-02-20T19:00:26.272105Z","ended":"2025-07-03T19:44:36.670217Z","start_waiting":"2025-02-20T19:00:25.952962Z","board_size":19,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png","player_count":7,"ranked":true},{"id":27807,"name":"Fight Club's \"DDK Massacre\" #6","director":{"id":93741,"username":"littletry","country":"150","icon":"https://user-uploads.online-go.com/930b18e6eb208c8df33b3eea4e23ceae-64.png","ratings":{"version":5,"overall":{"rating":1911.8998841310188,"deviation":65.0765344045977,"volatility":0.059958000313559676}},"ranking":29.920320929399413,"professional":false,"ui_class":""},"description":"\"enjoy the procedure and the goal will unfold\"","schedule":null,"title":null,"tournament_type":"double_elimination","handicap":0,"rules":"japanese","time_per_move":28080,"time_control_parameters":{"system":"fischer","pause_on_weekends":false,"time_control":"fischer","initial_time":259200,"max_time":604800,"time_increment":25200,"speed":"correspondence"},"is_open":true,"exclude_provisional":true,"group":{"id":351,"name":"Fight Club","summary":"","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":369,"icon":"https://user-uploads.online-go.com/84c668c6929052e27b769484f8a7a326-64.png"},"auto_start_on_max":true,"time_start":"2017-06-18T14:00:00Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":20,"analysis_enabled":true,"exclusivity":"group","started":"2017-06-18T14:00:11.661452Z","ended":"2018-03-28T09:30:04.576543Z","start_waiting":"2017-06-18T14:00:10.331590Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/84c668c6929052e27b769484f8a7a326-15.png","player_count":23,"ranked":true},{"id":31382,"name":"Correspondence 13x13 RoundRobin 2017-10-25 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:20260805T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3","active":true,"created":"2015-02-20T06:00:14.582400Z","last_run":"2026-08-05T19:00:16.769162Z","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":"2026-08-08T19:00:00Z","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":"2017-10-25T01:00:46.779947Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2017-10-25T01:01:10.836854Z","ended":"2017-11-20T14:22:52.296387Z","start_waiting":"2017-10-25T01:01:10.287939Z","board_size":13,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_13.png","player_count":5,"ranked":true},{"id":78543,"name":"納涼碁輪 2020","director":{"id":841431,"username":"MatchaDainagon","country":"un","icon":"https://user-uploads.online-go.com/1bc88f83cf0851f64a510ddf25bb72bb-64.png","ratings":{"version":5,"overall":{"rating":2199.665345976857,"deviation":66.11339841339539,"volatility":0.059995681271642065}},"ranking":33.16613108099457,"professional":false,"ui_class":""},"description":"東京オリンピックと今年の熱い夏にあやかってみました。","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":-1,"rules":"japanese","time_per_move":46080,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":false,"time_increment":43200,"initial_time":259200,"max_time":604800},"is_open":true,"exclude_provisional":true,"group":{"id":6810,"name":"碁ビレッジちゃんねる","summary":"","require_invitation":false,"is_public":false,"admin_only_tournaments":false,"hide_details":true,"member_count":9,"icon":"https://user-uploads.online-go.com/9be5cd756bec17b9a84a341a3182db6d-64.png"},"auto_start_on_max":false,"time_start":"2021-08-08T03:00:00Z","players_start":1,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"invite","started":"2021-08-08T03:00:45.031657Z","ended":"2021-09-17T08:43:13.262062Z","start_waiting":"2021-08-08T03:00:44.848256Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/9be5cd756bec17b9a84a341a3182db6d-15.png","player_count":4,"ranked":true},{"id":27749,"name":"the tourny","director":{"id":450022,"username":"Helloitsme23","country":"un","icon":"https://secure.gravatar.com/avatar/19e4fd3a9cd67235c3a129e19d91fecc?s=64&d=retro","ratings":{"version":5,"overall":{"rating":1178.8286522141993,"deviation":221.54293193060357,"volatility":0.06000745212474622}},"ranking":18.725532511475585,"professional":false,"ui_class":"provisional"},"description":"the ournnney","schedule":null,"title":null,"tournament_type":"mcmahon","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":39,"name":"Canadian Go Players","summary":"Canadian Go Association","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":564,"icon":"https://user-uploads.online-go.com/373619b6c62ec2b70befaca77c9af1fa-64.png"},"auto_start_on_max":false,"time_start":"2017-06-05T18:00:00Z","players_start":4,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2017-06-08T04:38:30.091418Z","ended":"2017-12-22T03:42:31.117630Z","start_waiting":"2017-06-08T04:38:29.812857Z","board_size":19,"active_round":null,"icon":"https://user-uploads.online-go.com/373619b6c62ec2b70befaca77c9af1fa-15.png","player_count":4,"ranked":true},{"id":114689,"name":"cat cat delivery tourney.","director":{"id":1144866,"username":"𝙿𝚞𝚝 𝙺.","country":"001","icon":"https://user-uploads.online-go.com/96e71b19d93c156edd85ce7fe2904c51-64.png","ratings":{"version":5,"overall":{"rating":1158.9562944530496,"deviation":66.8259201846186,"volatility":0.06059771656321127}},"ranking":18.33194954821096,"professional":false,"ui_class":""},"description":"meow!, nya!","schedule":null,"title":null,"tournament_type":"mcmahon","handicap":0,"rules":"japanese","time_per_move":91187,"time_control_parameters":{"system":"byoyomi","time_control":"byoyomi","speed":"correspondence","pause_on_weekends":true,"main_time":604800,"period_time":86400,"periods":5},"is_open":true,"exclude_provisional":true,"group":{"id":14181,"name":"cat cat","summary":"

Flagcounter:

\n\n\"Flag\n\nTitle Holder: \nDeep Scholar [Nines Alan Turing] x1\n\n\n\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\n\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\n
EditionTitleClassYearPlayer 1Player 2Matches
8thAlan TuringNines2019Deep Scholar [Nines Alan Turing]Sadaharu [5d]Board 1Board 2Board 3Board 4Board 5
\n\nTitle Tournament: Alan Turing Nines Title Tournament 2019\n\nNote:\n- Bots and use of AI are allowed in Alan Turing title tournaments.","schedule":null,"title":null,"tournament_type":"elimination","handicap":0,"rules":"chinese","time_per_move":93120,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","pause_on_weekends":true,"time_increment":86400,"initial_time":604800,"max_time":604800},"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":3007,"icon":"https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-64.png"},"auto_start_on_max":false,"time_start":"2021-04-11T07:00:00Z","players_start":2,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":38,"analysis_enabled":true,"exclusivity":"invite","started":"2021-04-11T07:00:13.874837Z","ended":"2021-09-03T05:17:57.959506Z","start_waiting":"2021-04-11T07:00:13.808544Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/e172c7a14ec09bda65360d6b80884e67-15.png","player_count":2,"ranked":true},{"id":140149,"name":"Correspondence 9x9 RoundRobin 2026-05-12 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 Site-wide Tournament","schedule":{"id":5,"name":"Correspondence 9x9 RoundRobin","rrule":"DTSTART:20260803T190000Z\nRRULE:FREQ=DAILY;INTERVAL=3","active":true,"created":"2015-02-20T05:56:18.340749Z","last_run":"2026-08-03T19:00:16.570410Z","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":"2026-08-06T19:00:00Z","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":"2026-05-12T19:00:49.643308Z","players_start":4,"first_pairing_method":"slaughter","subsequent_pairing_method":"slaughter","min_ranking":0,"max_ranking":36,"analysis_enabled":true,"exclusivity":"open","started":"2026-05-12T19:00:49.729963Z","ended":"2026-06-03T20:57:27.547331Z","start_waiting":"2026-05-12T19:00:49.673318Z","board_size":9,"active_round":null,"icon":"https://cdn.online-go.com/5.1/img/trophies/gold_title_9.png","player_count":4,"ranked":true},{"id":31387,"name":"机载设备的研发和生产实践","director":{"id":478879,"username":"BluefirePlayz","country":"us","icon":"https://user-uploads.online-go.com/66b02d574dc3bd6eea3e8c0c04212676-64.png","ratings":{"version":5,"overall":{"rating":1209.151067958722,"deviation":63.877975163452746,"volatility":0.06005396905283021}},"ranking":19.313478589798944,"professional":false,"ui_class":""},"description":"我的人都有机会","schedule":null,"title":null,"tournament_type":"mcmahon","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":1878,"name":"Gary's Go group","summary":"This is a group to let people play in","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":5,"icon":"https://cdn.online-go.com/5.1/img/default-group-v5.svg"},"auto_start_on_max":false,"time_start":"2017-10-24T22:00:00Z","players_start":2,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":10,"analysis_enabled":true,"exclusivity":"open","started":"2017-10-24T22:00:58.701596Z","ended":"2017-10-24T22:11:51.907068Z","start_waiting":"2017-10-24T22:00:58.588800Z","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":122184,"name":"9x9 Mini League 10k-25k #262","director":{"id":1015644,"username":"wiadp1","country":"pl","icon":"https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png","ratings":{"version":5,"overall":{"rating":1391.089509977578,"deviation":69.6683831254965,"volatility":0.06026685312493133}},"ranking":22.558385004083966,"professional":false,"ui_class":""},"description":"Special league for players between 25kyu and 10kyu. Tournament will be started as soon as 5 players will join it.\n\nPrevious winners: https://online-go.com/group/10842","schedule":null,"title":null,"tournament_type":"roundrobin","handicap":0,"rules":"japanese","time_per_move":95543,"time_control_parameters":{"system":"fischer","time_control":"fischer","speed":"correspondence","time_increment":86400,"initial_time":259200,"max_time":604800},"is_open":true,"exclude_provisional":true,"group":{"id":3524,"name":"9x9 Lovers","summary":"A group for Go players who love the 9x9 board.","require_invitation":false,"is_public":true,"admin_only_tournaments":false,"hide_details":false,"member_count":713,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png"},"auto_start_on_max":true,"time_start":"2024-11-17T20:05:00Z","players_start":5,"first_pairing_method":"slide","subsequent_pairing_method":"slaughter","min_ranking":5,"max_ranking":20,"analysis_enabled":true,"exclusivity":"open","started":"2024-11-16T19:27:16.825491Z","ended":"2024-12-30T14:31:25.583182Z","start_waiting":"2024-11-16T19:27:16.585979Z","board_size":9,"active_round":null,"icon":"https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png","player_count":5,"ranked":true}]}